1.cc: Remove 'test' variables.

2016-10-14  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/26_numerics/accumulate/1.cc: Remove 'test' variables.
	* testsuite/26_numerics/adjacent_difference/1.cc: Likewise.
	* testsuite/26_numerics/complex/13450.cc: Likewise.
	* testsuite/26_numerics/complex/50880.cc: Likewise.
	* testsuite/26_numerics/complex/c99.cc: Likewise.
	* testsuite/26_numerics/complex/cons/48760.cc: Likewise.
	* testsuite/26_numerics/complex/cons/48760_c++0x.cc: Likewise.
	* testsuite/26_numerics/complex/dr781_dr1137.cc: Likewise.
	* testsuite/26_numerics/complex/dr844.cc: Likewise.
	* testsuite/26_numerics/complex/inserters_extractors/char/1.cc:
	Likewise.
	* testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc:
	Likewise.
	* testsuite/26_numerics/complex/value_operations/1.cc: Likewise.
	* testsuite/26_numerics/complex/value_operations/dr387.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/19322.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++11.c: Likewise.c
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++98.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/c_math.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/dr550.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/powi.cc: Likewise.
	* testsuite/26_numerics/headers/cstdlib/13943.cc: Likewise.
	* testsuite/26_numerics/inner_product/1.cc: Likewise.
	* testsuite/26_numerics/iota/1.cc: Likewise.
	* testsuite/26_numerics/partial_sum/1.cc: Likewise.
	* testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/bernoulli_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/bernoulli_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/binomial_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/binomial_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/binomial_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/cauchy_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc:
	Likewise.
	* testsuite/26_numerics/random/cauchy_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/chi_squared_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/chi_squared_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/chi_squared_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/chi_squared_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/default_random_engine.cc: Likewise.
	* testsuite/26_numerics/random/discard_block_engine/cons/55215.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/operators/equal.cc:
	Likewise.
	* testsuite/26_numerics/random/discard_block_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/discard_block_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/discrete_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/discrete_distribution/cons/
	initlist.cc: Likewise.
	* testsuite/26_numerics/random/discrete_distribution/cons/
	num_xbound_fun.cc: Likewise.
	* testsuite/26_numerics/random/discrete_distribution/cons/range.cc:
	Likewise.
	* testsuite/26_numerics/random/discrete_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/discrete_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/exponential_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/exponential_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/exponential_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/exponential_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/extreme_value_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/extreme_value_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/extreme_value_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/extreme_value_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/fisher_f_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/fisher_f_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/gamma_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/gamma_distribution/operators/equal.cc:
	Likewise.
	* testsuite/26_numerics/random/gamma_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/geometric_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/geometric_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/geometric_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc:
	Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/independent_bits_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/knuth_b.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	55215.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/operators/
	51795.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/lognormal_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/lognormal_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/lognormal_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc:
	Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/minstd_rand.cc: Likewise.
	* testsuite/26_numerics/random/minstd_rand0.cc: Likewise.
	* testsuite/26_numerics/random/mt19937.cc: Likewise.
	* testsuite/26_numerics/random/mt19937_64.cc: Likewise.
	* testsuite/26_numerics/random/negative_binomial_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/negative_binomial_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/negative_binomial_distribution/
	operators/equal.cc: Likewise.
	* testsuite/26_numerics/random/negative_binomial_distribution/
	operators/inequal.cc: Likewise.
	* testsuite/26_numerics/random/normal_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/normal_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/normal_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
	initlist_fun.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
	num_xbound_fun.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
	range.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/
	operators/equal.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_constant_distribution/
	operators/inequal.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
	initlist_fun.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
	num_xbound_fun.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
	range.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/
	operators/equal.cc: Likewise.
	* testsuite/26_numerics/random/piecewise_linear_distribution/
	operators/inequal.cc: Likewise.
	* testsuite/26_numerics/random/poisson_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/poisson_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/poisson_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/random_device/cons/default.cc: Likewise.
	* testsuite/26_numerics/random/random_device/cons/token.cc: Likewise.
	* testsuite/26_numerics/random/ranlux24.cc: Likewise.
	* testsuite/26_numerics/random/ranlux24_base.cc: Likewise.
	* testsuite/26_numerics/random/ranlux48.cc: Likewise.
	* testsuite/26_numerics/random/ranlux48_base.cc: Likewise.
	* testsuite/26_numerics/random/seed_seq/cons/initlist.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc:
	Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/student_t_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/student_t_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/student_t_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/student_t_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	55215.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
	serialize.cc: Likewise.
	* testsuite/26_numerics/random/uniform_int_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/uniform_int_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/uniform_int_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/uniform_int_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/uniform_real_distribution/cons/
	default.cc: Likewise.
	* testsuite/26_numerics/random/uniform_real_distribution/cons/
	parms.cc: Likewise.
	* testsuite/26_numerics/random/uniform_real_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/uniform_real_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/random/weibull_distribution/cons/default.cc:
	Likewise.
	* testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
	Likewise.
	* testsuite/26_numerics/random/weibull_distribution/operators/
	equal.cc: Likewise.
	* testsuite/26_numerics/random/weibull_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/26_numerics/slice/1.cc: Likewise.
	* testsuite/26_numerics/slice_array/array_assignment.cc: Likewise.
	* testsuite/26_numerics/valarray/27867.cc: Likewise.
	* testsuite/26_numerics/valarray/28277.cc: Likewise.
	* testsuite/26_numerics/valarray/30416.cc: Likewise.
	* testsuite/26_numerics/valarray/dr543.cc: Likewise.
	* testsuite/26_numerics/valarray/dr630-1.cc: Likewise.
	* testsuite/26_numerics/valarray/dr630-2.cc: Likewise.
	* testsuite/26_numerics/valarray/dr630-3.C: Likewise.
	* testsuite/26_numerics/valarray/init-list.cc: Likewise.
	* testsuite/26_numerics/valarray/moveable.cc: Likewise.
	* testsuite/26_numerics/valarray/operators.cc: Likewise.
	* testsuite/26_numerics/valarray/swap.cc: Likewise.
	* testsuite/experimental/deque/erasure.cc: Likewise.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Likewise.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.
	* testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
	* testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
	* testsuite/experimental/filesystem/operations/copy.cc: Likewise.
	* testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
	* testsuite/experimental/filesystem/operations/create_directories.cc:
	Likewise.
	* testsuite/experimental/filesystem/operations/create_directory.cc:
	Likewise.
	* testsuite/experimental/filesystem/operations/current_path.cc:
	Likewise.
	* testsuite/experimental/filesystem/operations/exists.cc: Likewise.
	* testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
	* testsuite/experimental/filesystem/operations/last_write_time.cc:
	Likewise.
	* testsuite/experimental/filesystem/operations/permissions.cc: Likewise.
	* testsuite/experimental/filesystem/operations/status.cc: Likewise.
	* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
	Likewise.
	* testsuite/experimental/filesystem/path/native/string.cc: Likewise.
	* testsuite/experimental/forward_list/erasure.cc: Likewise.
	* testsuite/experimental/list/erasure.cc: Likewise.
	* testsuite/experimental/map/erasure.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/assign/assign.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/comparison/comparison.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/dest/dest.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/modifiers/reset.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/modifiers/swap.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/observers/operators.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/observers/owner_before.cc:
	Likewise.
	* testsuite/experimental/memory/shared_ptr/observers/use_count.cc:
	Likewise.
	* testsuite/experimental/memory_resource/1.cc: Likewise.
	* testsuite/experimental/memory_resource/null_memory_resource.cc:
	Likewise.
	* testsuite/experimental/memory_resource/resource_adaptor.cc: Likewise.
	* testsuite/experimental/set/erasure.cc: Likewise.
	* testsuite/experimental/string/erasure.cc: Likewise.
	* testsuite/experimental/string_view/capacity/1.cc: Likewise.
	* testsuite/experimental/string_view/cons/char/1.cc: Likewise.
	* testsuite/experimental/string_view/cons/char/2.cc: Likewise.
	* testsuite/experimental/string_view/cons/char/3.cc: Likewise.
	* testsuite/experimental/string_view/cons/wchar_t/1.cc: Likewise.
	* testsuite/experimental/string_view/cons/wchar_t/2.cc: Likewise.
	* testsuite/experimental/string_view/cons/wchar_t/3.cc: Likewise.
	* testsuite/experimental/string_view/element_access/char/1.cc: Likewise.
	* testsuite/experimental/string_view/element_access/char/empty.cc:
	Likewise.
	* testsuite/experimental/string_view/element_access/char/
	front_back.cc: Likewise.
	* testsuite/experimental/string_view/element_access/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/element_access/wchar_t/empty.cc:
	Likewise.
	* testsuite/experimental/string_view/element_access/wchar_t/
	front_back.cc: Likewise.
	* testsuite/experimental/string_view/inserters/char/1.cc: Likewise.
	* testsuite/experimental/string_view/inserters/char/2.cc: Likewise.
	* testsuite/experimental/string_view/inserters/char/3.cc: Likewise.
	* testsuite/experimental/string_view/inserters/pod/10081-out.cc:
	Likewise.
	* testsuite/experimental/string_view/inserters/wchar_t/1.cc: Likewise.
	* testsuite/experimental/string_view/inserters/wchar_t/2.cc: Likewise.
	* testsuite/experimental/string_view/inserters/wchar_t/3.cc: Likewise.
	* testsuite/experimental/string_view/modifiers/remove_prefix/char/
	1.cc: Likewise.
	* testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/
	1.cc: Likewise.
	* testsuite/experimental/string_view/modifiers/remove_suffix/char/
	1.cc: Likewise.
	* testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/
	1.cc: Likewise.
	* testsuite/experimental/string_view/operations/compare/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/compare/char/
	13650.cc: Likewise.
	* testsuite/experimental/string_view/operations/compare/wchar_t/
	1.cc: Likewise.
	* testsuite/experimental/string_view/operations/compare/wchar_t/
	13650.cc: Likewise.
	* testsuite/experimental/string_view/operations/copy/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/copy/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/data/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/data/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/char/2.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/char/3.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/char/4.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/wchar_t/2.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/wchar_t/3.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/find/wchar_t/4.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/char/2.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/char/3.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/substr/char/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/substr/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/to_string/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operators/char/2.cc: Likewise.
	* testsuite/experimental/string_view/operators/wchar_t/2.cc: Likewise.
	* testsuite/experimental/unordered_map/erasure.cc: Likewise.
	* testsuite/experimental/unordered_set/erasure.cc: Likewise.
	* testsuite/experimental/vector/erasure.cc: Likewise.
	* testsuite/ext/array_allocator/1.cc: Likewise.
	* testsuite/ext/array_allocator/2.cc: Likewise.
	* testsuite/ext/array_allocator/3.cc: Likewise.
	* testsuite/ext/array_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/bitmap_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/codecvt/1.cc: Likewise.
	* testsuite/ext/codecvt/char-1.cc: Likewise.
	* testsuite/ext/codecvt/char-2.cc: Likewise.
	* testsuite/ext/codecvt/wchar_t.cc: Likewise.
	* testsuite/ext/enc_filebuf/char/13189.cc: Likewise.
	* testsuite/ext/enc_filebuf/char/13598.cc: Likewise.
	* testsuite/ext/enc_filebuf/wchar_t/13189.cc: Likewise.
	* testsuite/ext/ext_pointer/1.cc: Likewise.
	* testsuite/ext/ext_pointer/1_neg.cc: Likewise.
	* testsuite/ext/malloc_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/mt_allocator/check_allocate_big_per_type.cc: Likewise.
	* testsuite/ext/mt_allocator/tune-1.cc: Likewise.
	* testsuite/ext/mt_allocator/tune-2.cc: Likewise.
	* testsuite/ext/mt_allocator/tune-3.cc: Likewise.
	* testsuite/ext/mt_allocator/tune-4.cc: Likewise.
	* testsuite/ext/mt_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/new_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/pod_char_traits.cc: Likewise.
	* testsuite/ext/pool_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/random/arcsine_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/arcsine_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/arcsine_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/arcsine_distribution/operators/serialize.cc:
	Likewise.
	* testsuite/ext/random/beta_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/beta_distribution/operators/equal.cc: Likewise.
	* testsuite/ext/random/beta_distribution/operators/inequal.cc: Likewise.
	* testsuite/ext/random/hoyt_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/hoyt_distribution/operators/equal.cc: Likewise.
	* testsuite/ext/random/hoyt_distribution/operators/inequal.cc: Likewise.
	* testsuite/ext/random/hoyt_distribution/operators/serialize.cc:
	Likewise.
	* testsuite/ext/random/hypergeometric_distribution/cons/default.cc:
	Likewise.
	* testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
	Likewise.
	* testsuite/ext/random/hypergeometric_distribution/operators/
	equal.cc: Likewise.
	* testsuite/ext/random/hypergeometric_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/ext/random/hypergeometric_distribution/operators/
	serialize.cc: Likewise.
	* testsuite/ext/random/k_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/k_distribution/operators/equal.cc: Likewise.
	* testsuite/ext/random/k_distribution/operators/inequal.cc: Likewise.
	* testsuite/ext/random/k_distribution/operators/serialize.cc: Likewise.
	* testsuite/ext/random/logistic_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/logistic_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/logistic_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/logistic_distribution/operators/serialize.cc:
	Likewise.
	* testsuite/ext/random/nakagami_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/nakagami_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/nakagami_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/nakagami_distribution/operators/serialize.cc:
	Likewise.
	* testsuite/ext/random/normal_mv_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/normal_mv_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/normal_mv_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/pareto_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/pareto_distribution/operators/equal.cc: Likewise.
	* testsuite/ext/random/pareto_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/pareto_distribution/operators/serialize.cc:
	Likewise.
	* testsuite/ext/random/rice_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/rice_distribution/operators/equal.cc: Likewise.
	* testsuite/ext/random/rice_distribution/operators/inequal.cc: Likewise.
	* testsuite/ext/random/rice_distribution/operators/serialize.cc: 
	Likewise.
	* testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/
	default.cc: Likewise.
	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
	equal.cc: Likewise.
	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
	inequal.cc: Likewise.
	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
	serialize.cc: Likewise.
	* testsuite/ext/random/triangular_distribution/cons/default.cc:
	Likewise.
	* testsuite/ext/random/triangular_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/triangular_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/triangular_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc:
	Likewise.
	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
	equal.cc: Likewise.
	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
	generate.cc: Likewise.
	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
	serialize.cc: Likewise.
	* testsuite/ext/random/von_mises_distribution/cons/default.cc: Likewise.
	* testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
	* testsuite/ext/random/von_mises_distribution/operators/equal.cc:
	Likewise.
	* testsuite/ext/random/von_mises_distribution/operators/inequal.cc:
	Likewise.
	* testsuite/ext/rope/2.cc: Likewise.
	* testsuite/ext/rope/3.cc: Likewise.
	* testsuite/ext/rope/4.cc: Likewise.
	* testsuite/ext/rope/pthread7-rope.cc: Likewise.
	* testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Likewise.
	* testsuite/ext/special_functions/conf_hyperg/check_value.cc: Likewise.
	* testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
	* testsuite/ext/special_functions/hyperg/check_value.cc: Likewise.
	* testsuite/ext/stdio_filebuf/char/10063-1.cc: Likewise.
	* testsuite/ext/stdio_filebuf/char/10063-2.cc: Likewise.
	* testsuite/ext/stdio_filebuf/char/10063-3.cc: Likewise.
	* testsuite/ext/stdio_filebuf/char/2.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/char/1.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/char/12048-1.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/char/12048-2.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/char/12048-3.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/char/12048-4.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Likewise.
	* testsuite/ext/throw_allocator/variadic_construct.cc: Likewise.
	* testsuite/ext/type_traits/add_unsigned.cc: Likewise.
	* testsuite/ext/type_traits/remove_unsigned.cc: Likewise.
	* testsuite/ext/vstring/capacity/29134.cc: Likewise.
	* testsuite/ext/vstring/capacity/shrink_to_fit.cc: Likewise.
	* testsuite/ext/vstring/cons/58415-1.cc: Likewise.
	* testsuite/ext/vstring/cons/moveable.cc: Likewise.
	* testsuite/ext/vstring/element_access/char/58163.cc: Likewise.
	* testsuite/ext/vstring/element_access/char/front_back.cc: Likewise.
	* testsuite/ext/vstring/element_access/wchar_t/58163.cc: Likewise.
	* testsuite/ext/vstring/element_access/wchar_t/front_back.cc: Likewise.
	* testsuite/ext/vstring/hash/char/1.cc: Likewise.
	* testsuite/ext/vstring/hash/wchar_t/1.cc: Likewise.
	* testsuite/ext/vstring/init-list.cc: Likewise.
	* testsuite/ext/vstring/inserters_extractors/char/28277.cc: Likewise.
	* testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc: Likewise.
	* testsuite/ext/vstring/modifiers/assign/move_assign.cc: Likewise.
	* testsuite/ext/vstring/modifiers/pop_back/char/1.cc: Likewise.
	* testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc: Likewise.
	* testsuite/ext/vstring/operators/1.cc: Likewise.
	* testsuite/ext/vstring/operators/2.cc: Likewise.

From-SVN: r241164

394 files changed, 636 insertions, 924 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index a401ee0b84a..a87971f9fe8 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,603 @@
+2016-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* testsuite/26_numerics/accumulate/1.cc: Remove 'test' variables.
+	* testsuite/26_numerics/adjacent_difference/1.cc: Likewise.
+	* testsuite/26_numerics/complex/13450.cc: Likewise.
+	* testsuite/26_numerics/complex/50880.cc: Likewise.
+	* testsuite/26_numerics/complex/c99.cc: Likewise.
+	* testsuite/26_numerics/complex/cons/48760.cc: Likewise.
+	* testsuite/26_numerics/complex/cons/48760_c++0x.cc: Likewise.
+	* testsuite/26_numerics/complex/dr781_dr1137.cc: Likewise.
+	* testsuite/26_numerics/complex/dr844.cc: Likewise.
+	* testsuite/26_numerics/complex/inserters_extractors/char/1.cc:
+	Likewise.
+	* testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc:
+	Likewise.
+	* testsuite/26_numerics/complex/value_operations/1.cc: Likewise.
+	* testsuite/26_numerics/complex/value_operations/dr387.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/19322.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/
+	c99_classification_macros_c++11.c: Likewise.c
+	* testsuite/26_numerics/headers/cmath/
+	c99_classification_macros_c++98.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/c_math.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/dr550.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
+	* testsuite/26_numerics/headers/cmath/powi.cc: Likewise.
+	* testsuite/26_numerics/headers/cstdlib/13943.cc: Likewise.
+	* testsuite/26_numerics/inner_product/1.cc: Likewise.
+	* testsuite/26_numerics/iota/1.cc: Likewise.
+	* testsuite/26_numerics/partial_sum/1.cc: Likewise.
+	* testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/bernoulli_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/bernoulli_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/binomial_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/binomial_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/binomial_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/cauchy_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/26_numerics/random/cauchy_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/chi_squared_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/chi_squared_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/chi_squared_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/chi_squared_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/default_random_engine.cc: Likewise.
+	* testsuite/26_numerics/random/discard_block_engine/cons/55215.cc:
+	Likewise.
+	* testsuite/26_numerics/random/discard_block_engine/operators/equal.cc:
+	Likewise.
+	* testsuite/26_numerics/random/discard_block_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/discard_block_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/cons/
+	initlist.cc: Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/cons/
+	num_xbound_fun.cc: Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/cons/range.cc:
+	Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/discrete_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/exponential_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/exponential_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/exponential_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/exponential_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/extreme_value_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/extreme_value_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/extreme_value_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/extreme_value_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/fisher_f_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/fisher_f_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/gamma_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/gamma_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/26_numerics/random/gamma_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/geometric_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/geometric_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/geometric_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc:
+	Likewise.
+	* testsuite/26_numerics/random/independent_bits_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/independent_bits_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/independent_bits_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/knuth_b.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/cons/
+	55215.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/operators/
+	51795.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/linear_congruential_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/lognormal_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/lognormal_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/lognormal_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc:
+	Likewise.
+	* testsuite/26_numerics/random/mersenne_twister_engine/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/mersenne_twister_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/minstd_rand.cc: Likewise.
+	* testsuite/26_numerics/random/minstd_rand0.cc: Likewise.
+	* testsuite/26_numerics/random/mt19937.cc: Likewise.
+	* testsuite/26_numerics/random/mt19937_64.cc: Likewise.
+	* testsuite/26_numerics/random/negative_binomial_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/negative_binomial_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/negative_binomial_distribution/
+	operators/equal.cc: Likewise.
+	* testsuite/26_numerics/random/negative_binomial_distribution/
+	operators/inequal.cc: Likewise.
+	* testsuite/26_numerics/random/normal_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/normal_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/normal_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
+	initlist_fun.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
+	num_xbound_fun.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/cons/
+	range.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/
+	operators/equal.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_constant_distribution/
+	operators/inequal.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
+	initlist_fun.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
+	num_xbound_fun.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/cons/
+	range.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/
+	operators/equal.cc: Likewise.
+	* testsuite/26_numerics/random/piecewise_linear_distribution/
+	operators/inequal.cc: Likewise.
+	* testsuite/26_numerics/random/poisson_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/poisson_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/poisson_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/random_device/cons/default.cc: Likewise.
+	* testsuite/26_numerics/random/random_device/cons/token.cc: Likewise.
+	* testsuite/26_numerics/random/ranlux24.cc: Likewise.
+	* testsuite/26_numerics/random/ranlux24_base.cc: Likewise.
+	* testsuite/26_numerics/random/ranlux48.cc: Likewise.
+	* testsuite/26_numerics/random/ranlux48_base.cc: Likewise.
+	* testsuite/26_numerics/random/seed_seq/cons/initlist.cc: Likewise.
+	* testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc:
+	Likewise.
+	* testsuite/26_numerics/random/shuffle_order_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/shuffle_order_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/shuffle_order_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/student_t_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/student_t_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/student_t_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/student_t_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
+	55215.cc: Likewise.
+	* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/subtract_with_carry_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_int_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_int_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_int_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_int_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_real_distribution/cons/
+	default.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_real_distribution/cons/
+	parms.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_real_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/uniform_real_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/random/weibull_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/26_numerics/random/weibull_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/26_numerics/random/weibull_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/26_numerics/slice/1.cc: Likewise.
+	* testsuite/26_numerics/slice_array/array_assignment.cc: Likewise.
+	* testsuite/26_numerics/valarray/27867.cc: Likewise.
+	* testsuite/26_numerics/valarray/28277.cc: Likewise.
+	* testsuite/26_numerics/valarray/30416.cc: Likewise.
+	* testsuite/26_numerics/valarray/dr543.cc: Likewise.
+	* testsuite/26_numerics/valarray/dr630-1.cc: Likewise.
+	* testsuite/26_numerics/valarray/dr630-2.cc: Likewise.
+	* testsuite/26_numerics/valarray/dr630-3.C: Likewise.
+	* testsuite/26_numerics/valarray/init-list.cc: Likewise.
+	* testsuite/26_numerics/valarray/moveable.cc: Likewise.
+	* testsuite/26_numerics/valarray/operators.cc: Likewise.
+	* testsuite/26_numerics/valarray/swap.cc: Likewise.
+	* testsuite/experimental/deque/erasure.cc: Likewise.
+	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/iterators/
+	recursive_directory_iterator.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/copy.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/create_directories.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/operations/create_directory.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/operations/current_path.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/operations/exists.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/last_write_time.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/operations/permissions.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/status.cc: Likewise.
+	* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
+	Likewise.
+	* testsuite/experimental/filesystem/path/native/string.cc: Likewise.
+	* testsuite/experimental/forward_list/erasure.cc: Likewise.
+	* testsuite/experimental/list/erasure.cc: Likewise.
+	* testsuite/experimental/map/erasure.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/assign/assign.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/comparison/comparison.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/dest/dest.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/modifiers/reset.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/modifiers/swap.cc: Likewise.
+	* testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/observers/operators.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/observers/owner_before.cc:
+	Likewise.
+	* testsuite/experimental/memory/shared_ptr/observers/use_count.cc:
+	Likewise.
+	* testsuite/experimental/memory_resource/1.cc: Likewise.
+	* testsuite/experimental/memory_resource/null_memory_resource.cc:
+	Likewise.
+	* testsuite/experimental/memory_resource/resource_adaptor.cc: Likewise.
+	* testsuite/experimental/set/erasure.cc: Likewise.
+	* testsuite/experimental/string/erasure.cc: Likewise.
+	* testsuite/experimental/string_view/capacity/1.cc: Likewise.
+	* testsuite/experimental/string_view/cons/char/1.cc: Likewise.
+	* testsuite/experimental/string_view/cons/char/2.cc: Likewise.
+	* testsuite/experimental/string_view/cons/char/3.cc: Likewise.
+	* testsuite/experimental/string_view/cons/wchar_t/1.cc: Likewise.
+	* testsuite/experimental/string_view/cons/wchar_t/2.cc: Likewise.
+	* testsuite/experimental/string_view/cons/wchar_t/3.cc: Likewise.
+	* testsuite/experimental/string_view/element_access/char/1.cc: Likewise.
+	* testsuite/experimental/string_view/element_access/char/empty.cc:
+	Likewise.
+	* testsuite/experimental/string_view/element_access/char/
+	front_back.cc: Likewise.
+	* testsuite/experimental/string_view/element_access/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/element_access/wchar_t/empty.cc:
+	Likewise.
+	* testsuite/experimental/string_view/element_access/wchar_t/
+	front_back.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/char/1.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/char/2.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/char/3.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/pod/10081-out.cc:
+	Likewise.
+	* testsuite/experimental/string_view/inserters/wchar_t/1.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/wchar_t/2.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/wchar_t/3.cc: Likewise.
+	* testsuite/experimental/string_view/modifiers/remove_prefix/char/
+	1.cc: Likewise.
+	* testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/
+	1.cc: Likewise.
+	* testsuite/experimental/string_view/modifiers/remove_suffix/char/
+	1.cc: Likewise.
+	* testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/
+	1.cc: Likewise.
+	* testsuite/experimental/string_view/operations/compare/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/compare/char/
+	13650.cc: Likewise.
+	* testsuite/experimental/string_view/operations/compare/wchar_t/
+	1.cc: Likewise.
+	* testsuite/experimental/string_view/operations/compare/wchar_t/
+	13650.cc: Likewise.
+	* testsuite/experimental/string_view/operations/copy/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/copy/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/data/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/data/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/char/2.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/char/3.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/char/4.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/wchar_t/2.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/wchar_t/3.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/find/wchar_t/4.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/char/2.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/char/3.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/substr/char/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/substr/wchar_t/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operations/to_string/1.cc:
+	Likewise.
+	* testsuite/experimental/string_view/operators/char/2.cc: Likewise.
+	* testsuite/experimental/string_view/operators/wchar_t/2.cc: Likewise.
+	* testsuite/experimental/unordered_map/erasure.cc: Likewise.
+	* testsuite/experimental/unordered_set/erasure.cc: Likewise.
+	* testsuite/experimental/vector/erasure.cc: Likewise.
+	* testsuite/ext/array_allocator/1.cc: Likewise.
+	* testsuite/ext/array_allocator/2.cc: Likewise.
+	* testsuite/ext/array_allocator/3.cc: Likewise.
+	* testsuite/ext/array_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/bitmap_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/codecvt/1.cc: Likewise.
+	* testsuite/ext/codecvt/char-1.cc: Likewise.
+	* testsuite/ext/codecvt/char-2.cc: Likewise.
+	* testsuite/ext/codecvt/wchar_t.cc: Likewise.
+	* testsuite/ext/enc_filebuf/char/13189.cc: Likewise.
+	* testsuite/ext/enc_filebuf/char/13598.cc: Likewise.
+	* testsuite/ext/enc_filebuf/wchar_t/13189.cc: Likewise.
+	* testsuite/ext/ext_pointer/1.cc: Likewise.
+	* testsuite/ext/ext_pointer/1_neg.cc: Likewise.
+	* testsuite/ext/malloc_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/mt_allocator/check_allocate_big_per_type.cc: Likewise.
+	* testsuite/ext/mt_allocator/tune-1.cc: Likewise.
+	* testsuite/ext/mt_allocator/tune-2.cc: Likewise.
+	* testsuite/ext/mt_allocator/tune-3.cc: Likewise.
+	* testsuite/ext/mt_allocator/tune-4.cc: Likewise.
+	* testsuite/ext/mt_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/new_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/pod_char_traits.cc: Likewise.
+	* testsuite/ext/pool_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/random/arcsine_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/arcsine_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/arcsine_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/arcsine_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/beta_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/beta_distribution/operators/equal.cc: Likewise.
+	* testsuite/ext/random/beta_distribution/operators/inequal.cc: Likewise.
+	* testsuite/ext/random/hoyt_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/hoyt_distribution/operators/equal.cc: Likewise.
+	* testsuite/ext/random/hoyt_distribution/operators/inequal.cc: Likewise.
+	* testsuite/ext/random/hoyt_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/hypergeometric_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
+	Likewise.
+	* testsuite/ext/random/hypergeometric_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/ext/random/hypergeometric_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/ext/random/hypergeometric_distribution/operators/
+	serialize.cc: Likewise.
+	* testsuite/ext/random/k_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/k_distribution/operators/equal.cc: Likewise.
+	* testsuite/ext/random/k_distribution/operators/inequal.cc: Likewise.
+	* testsuite/ext/random/k_distribution/operators/serialize.cc: Likewise.
+	* testsuite/ext/random/logistic_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/logistic_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/logistic_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/logistic_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/nakagami_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/nakagami_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/nakagami_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/nakagami_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/normal_mv_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/normal_mv_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/normal_mv_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/pareto_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/pareto_distribution/operators/equal.cc: Likewise.
+	* testsuite/ext/random/pareto_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/pareto_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/rice_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/rice_distribution/operators/equal.cc: Likewise.
+	* testsuite/ext/random/rice_distribution/operators/inequal.cc: Likewise.
+	* testsuite/ext/random/rice_distribution/operators/serialize.cc:
+	Likewise.
+	* testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/
+	default.cc: Likewise.
+	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
+	equal.cc: Likewise.
+	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
+	inequal.cc: Likewise.
+	* testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/
+	serialize.cc: Likewise.
+	* testsuite/ext/random/triangular_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/ext/random/triangular_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/triangular_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/triangular_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc:
+	Likewise.
+	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
+	equal.cc: Likewise.
+	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
+	generate.cc: Likewise.
+	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
+	inequal.cc: Likewise.
+	* testsuite/ext/random/uniform_on_sphere_distribution/operators/
+	serialize.cc: Likewise.
+	* testsuite/ext/random/von_mises_distribution/cons/default.cc: Likewise.
+	* testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
+	* testsuite/ext/random/von_mises_distribution/operators/equal.cc:
+	Likewise.
+	* testsuite/ext/random/von_mises_distribution/operators/inequal.cc:
+	Likewise.
+	* testsuite/ext/rope/2.cc: Likewise.
+	* testsuite/ext/rope/3.cc: Likewise.
+	* testsuite/ext/rope/4.cc: Likewise.
+	* testsuite/ext/rope/pthread7-rope.cc: Likewise.
+	* testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Likewise.
+	* testsuite/ext/special_functions/conf_hyperg/check_value.cc: Likewise.
+	* testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
+	* testsuite/ext/special_functions/hyperg/check_value.cc: Likewise.
+	* testsuite/ext/stdio_filebuf/char/10063-1.cc: Likewise.
+	* testsuite/ext/stdio_filebuf/char/10063-2.cc: Likewise.
+	* testsuite/ext/stdio_filebuf/char/10063-3.cc: Likewise.
+	* testsuite/ext/stdio_filebuf/char/2.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/char/1.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/char/12048-1.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/char/12048-2.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/char/12048-3.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/char/12048-4.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Likewise.
+	* testsuite/ext/throw_allocator/variadic_construct.cc: Likewise.
+	* testsuite/ext/type_traits/add_unsigned.cc: Likewise.
+	* testsuite/ext/type_traits/remove_unsigned.cc: Likewise.
+	* testsuite/ext/vstring/capacity/29134.cc: Likewise.
+	* testsuite/ext/vstring/capacity/shrink_to_fit.cc: Likewise.
+	* testsuite/ext/vstring/cons/58415-1.cc: Likewise.
+	* testsuite/ext/vstring/cons/moveable.cc: Likewise.
+	* testsuite/ext/vstring/element_access/char/58163.cc: Likewise.
+	* testsuite/ext/vstring/element_access/char/front_back.cc: Likewise.
+	* testsuite/ext/vstring/element_access/wchar_t/58163.cc: Likewise.
+	* testsuite/ext/vstring/element_access/wchar_t/front_back.cc: Likewise.
+	* testsuite/ext/vstring/hash/char/1.cc: Likewise.
+	* testsuite/ext/vstring/hash/wchar_t/1.cc: Likewise.
+	* testsuite/ext/vstring/init-list.cc: Likewise.
+	* testsuite/ext/vstring/inserters_extractors/char/28277.cc: Likewise.
+	* testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc: Likewise.
+	* testsuite/ext/vstring/modifiers/assign/move_assign.cc: Likewise.
+	* testsuite/ext/vstring/modifiers/pop_back/char/1.cc: Likewise.
+	* testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc: Likewise.
+	* testsuite/ext/vstring/operators/1.cc: Likewise.
+	* testsuite/ext/vstring/operators/2.cc: Likewise.
+
 2016-10-14  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/65122
diff --git a/libstdc++-v3/testsuite/26_numerics/accumulate/1.cc b/libstdc++-v3/testsuite/26_numerics/accumulate/1.cc
index aecff57d0be..d4b1d3f7db1 100644
--- a/libstdc++-v3/testsuite/26_numerics/accumulate/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/accumulate/1.cc
@@ -26,8 +26,6 @@ const int NA = sizeof(A) / sizeof(int);
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   int res = std::accumulate(A, A + NA, 11);
   VERIFY( res == 66 );
 }
@@ -38,8 +36,6 @@ const int NB = sizeof(B) / sizeof(bool);
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   int res = std::accumulate(B, B + NB, 100);
   VERIFY( res == 106 );
 }
diff --git a/libstdc++-v3/testsuite/26_numerics/adjacent_difference/1.cc b/libstdc++-v3/testsuite/26_numerics/adjacent_difference/1.cc
index 1b46c1af785..db10404f8f0 100644
--- a/libstdc++-v3/testsuite/26_numerics/adjacent_difference/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/adjacent_difference/1.cc
@@ -28,8 +28,6 @@ const int N = sizeof(A) / sizeof(int);
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   int D[N];
 
   std::adjacent_difference(A, A + N, D);
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/13450.cc b/libstdc++-v3/testsuite/26_numerics/complex/13450.cc
index 38fc1d7cb17..fa1ade349cf 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/13450.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/13450.cc
@@ -27,7 +27,6 @@ template<typename T>
   void test01_do(T a, T b)
   {
     using namespace std;
-    bool test __attribute__((unused)) = true;
     typedef complex<T> cplx;
 
     T eps = numeric_limits<T>::epsilon() * 100;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/50880.cc b/libstdc++-v3/testsuite/26_numerics/complex/50880.cc
index 7b8208cf027..8d6e6637f0f 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/50880.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/50880.cc
@@ -23,8 +23,6 @@
 template<typename T>
   void test01_do()
   {
-    bool test __attribute__((unused)) = true;
-
     const std::complex<T> ca(T(-2), T(2));
     const std::complex<T> cb(T(-2), T(0));
     const std::complex<T> cc(T(-2), T(-2));
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/c99.cc b/libstdc++-v3/testsuite/26_numerics/complex/c99.cc
index d4881239cf0..b8b1aabefca 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/c99.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/c99.cc
@@ -26,8 +26,6 @@
 
 int main()
 {
-  bool test __attribute__((unused)) = true;
-
 #if _GLIBCXX_HAVE_COMPLEX_H
   double _Complex x = .5;
   double _Complex y = cacos (x);
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/cons/48760.cc b/libstdc++-v3/testsuite/26_numerics/complex/cons/48760.cc
index 04e05dcdcc8..e7dbd1cc215 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/cons/48760.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/cons/48760.cc
@@ -24,8 +24,6 @@
 template<typename T>
   void do_test01()
   {
-    bool test __attribute__((unused)) = true;
-
     if (std::numeric_limits<T>::has_quiet_NaN)
       {
 	std::complex<T> c1(T(0), std::numeric_limits<T>::quiet_NaN());
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/cons/48760_c++0x.cc b/libstdc++-v3/testsuite/26_numerics/complex/cons/48760_c++0x.cc
index f4d4e8a85e6..1a308379049 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/cons/48760_c++0x.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/cons/48760_c++0x.cc
@@ -25,8 +25,6 @@
 template<typename T>
   void do_test01()
   {
-    bool test __attribute__((unused)) = true;
-
     if (std::numeric_limits<T>::has_quiet_NaN)
       {
 	std::complex<T> c1(T(0), std::numeric_limits<T>::quiet_NaN());
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/dr781_dr1137.cc b/libstdc++-v3/testsuite/26_numerics/complex/dr781_dr1137.cc
index c30952eac71..d7a91ba2db9 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/dr781_dr1137.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/dr781_dr1137.cc
@@ -26,7 +26,6 @@
 // DR 1137. Return type of conj and proj.
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using __gnu_test::check_ret_type;
 
   typedef std::complex<float>       cmplx_f_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/dr844.cc b/libstdc++-v3/testsuite/26_numerics/complex/dr844.cc
index 9f28c9b6f57..dced71049b6 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/dr844.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/dr844.cc
@@ -29,7 +29,6 @@
 // and also PR57974.
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using __gnu_test::check_ret_type;
 
   typedef std::complex<float>       cmplx_f_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/char/1.cc b/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/char/1.cc
index 1672d9ce638..e3bd714d91c 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/char/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/char/1.cc
@@ -37,7 +37,6 @@ template<typename R>
 int
 test_good(std::string str, R x, R y)
 {
-  bool test __attribute__((unused)) = true;
   std::complex<R> z;
   char ch;
   std::istringstream iss(str);
@@ -53,7 +52,6 @@ template<typename R>
 int
 test_fail(std::string str)
 {
-  bool test __attribute__((unused)) = true;
   std::complex<R> z;
   std::istringstream iss(str);
   iss >> z;
@@ -86,7 +84,6 @@ testall()
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
   
   complex<float> cf01(-1.1, -333.2);
   stringstream ss;
@@ -104,8 +101,6 @@ template class std::basic_string<char, gnu_char_traits, std::allocator<char> >;
 
 void test02()
 {
-  bool test __attribute__((unused)) = true;
-
   // Construct locale with specialized facets.
   typedef gnu_sstream::__num_put_type numput_type;
   typedef gnu_sstream::__num_get_type numget_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc b/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc
index 0d10682492a..a08f19b19f1 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/inserters_extractors/wchar_t/1.cc
@@ -34,7 +34,6 @@ template<typename R>
 int
 test_good(std::wstring str, R x, R y)
 {
-  bool test __attribute__((unused)) = true;
   std::complex<R> z;
   wchar_t ch;
   std::wistringstream iss(str);
@@ -50,7 +49,6 @@ template<typename R>
 int
 test_fail(std::wstring str)
 {
-  bool test __attribute__((unused)) = true;
   std::complex<R> z;
   std::wistringstream iss(str);
   iss >> z;
@@ -83,7 +81,6 @@ testall()
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
   
   complex<float> cf01(-1.1, -333.2);
   wstringstream ss;
@@ -102,8 +99,6 @@ template class std::basic_string<wchar_t, gnu_char_traits,
 
 void test02()
 {
-  bool test __attribute__((unused)) = true;
-
   // Construct locale with specialized facets.
   typedef gnu_sstream::__num_put_type numput_type;
   typedef gnu_sstream::__num_get_type numget_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc
index 0a3e1bed95c..35fc7214a78 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc
@@ -26,7 +26,6 @@
 void test01()
 {
  using namespace std;
- bool test __attribute__((unused)) = true;
  typedef complex<double> complex_type;
  const double cd1 = -11.451;
  const double cd2 = -442.1533;
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc
index a10c3bc3271..752d42aa0dc 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc
@@ -25,8 +25,6 @@ template<typename T>
   void
   do_test()
   {
-    bool test __attribute__((unused)) = true;
-
     const T r = 1.0;
     const T i = -1.0;
     const T v = 0.0;
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
index 7a2c81acf43..394c52cc7c4 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/19322.cc
@@ -23,8 +23,6 @@
 // libstdc++/19322
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   VERIFY( !std::isnan(3.0) );
 }
 
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
index 8db9fdb0e6c..9387d53a866 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++11.cc
@@ -48,8 +48,6 @@ void isunordered() { }
 template <typename _Tp, typename _Up = _Tp>
   void test_c99_classify()
   {
-    bool test __attribute__((unused)) = true;
-
     typedef _Tp fp_type_one;
     typedef _Up fp_type_two;
     fp_type_one f1 = 1.0;
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
index 6480f9383a5..e494d1a7ee6 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc
@@ -51,8 +51,6 @@ void isunordered() { }
 template <typename _Tp>
   void test_c99_classify()
   {
-    bool test __attribute__((unused)) = true;
-
     typedef _Tp fp_type;
     fp_type f1 = 1.0;
     fp_type f2 = 3.0;
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
index 33d4b23bd94..38804656a9a 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c_math.cc
@@ -35,7 +35,7 @@ test01()
 int
 test02()
 {
-	std::sin(static_cast<float>(0));
+  std::sin(static_cast<float>(0));
   return 0;
 }
 
@@ -51,7 +51,6 @@ test03()
 int
 test04()
 {
-  bool test __attribute__((unused)) = true;
   float x[2] = {1, 2};
   float y = 3.4;
   std::modf(y, &x[0]);
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
index 905d631b3a5..ee3f30953a8 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/dr550.cc
@@ -25,7 +25,6 @@
 // DR 550. What should the return type of pow(float,int) be?
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using __gnu_test::check_ret_type;
 
   const int          i1 = 1;
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
index ec7429134ca..ad9e77ef4e0 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/hypot.cc
@@ -50,7 +50,6 @@ template<typename Tp, unsigned int Num>
   void
   test(const testcase_hypot<Tp> (&data)[Num], Tp toler)
   {
-    bool test __attribute__((unused)) = true;
     const Tp eps = std::numeric_limits<Tp>::epsilon();
     Tp max_abs_diff = -Tp(1);
     Tp max_abs_frac = -Tp(1);
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
index ed83c6cedbf..ea9a1604e56 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/powi.cc
@@ -26,7 +26,6 @@ template<typename T>
   void test01_do()
   {
     using namespace std;
-    bool test __attribute__((unused)) = true;
     
     VERIFY( pow(T(1.0), 0) == T(1.0) );
     VERIFY( pow(T(2.0), 0) == T(1.0) );
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
index 4ba9d9764a6..4259ba67e14 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cstdlib/13943.cc
@@ -24,7 +24,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   VERIFY( llabs(-3) == 3 );
   
diff --git a/libstdc++-v3/testsuite/26_numerics/inner_product/1.cc b/libstdc++-v3/testsuite/26_numerics/inner_product/1.cc
index e142af5cf07..17fb528ec57 100644
--- a/libstdc++-v3/testsuite/26_numerics/inner_product/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/inner_product/1.cc
@@ -31,8 +31,6 @@ const int NB = sizeof(B1) / sizeof(bool);
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   int res = std::inner_product(A1, A1 + NA, A2, 31);
   VERIFY( res == 983 );
 }
@@ -40,8 +38,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   int res = std::inner_product(B1, B1 + NB, B2, 100);
   VERIFY( res == 102 );
 }
diff --git a/libstdc++-v3/testsuite/26_numerics/iota/1.cc b/libstdc++-v3/testsuite/26_numerics/iota/1.cc
index c623cc60811..7cfdd2ae343 100644
--- a/libstdc++-v3/testsuite/26_numerics/iota/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/iota/1.cc
@@ -31,8 +31,6 @@ const int N = sizeof(A) / sizeof(int);
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::iota(A, A + N, 1);
   VERIFY( std::equal(A, A + N, B) );
 
diff --git a/libstdc++-v3/testsuite/26_numerics/partial_sum/1.cc b/libstdc++-v3/testsuite/26_numerics/partial_sum/1.cc
index ad16a12a1a0..6710f19c9b9 100644
--- a/libstdc++-v3/testsuite/26_numerics/partial_sum/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/partial_sum/1.cc
@@ -28,8 +28,6 @@ const int N = sizeof(A) / sizeof(int);
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   int D[N];
 
   std::partial_sum(B, B + N, D);
diff --git a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc
index 734099a1722..0ce5aad4be7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::bernoulli_distribution u;
   VERIFY( u.p() == 0.5 );
   VERIFY( u.min() == std::numeric_limits<bool>::min() );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc
index 38b0138ca2a..8e6ca43195d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::bernoulli_distribution u(0.75);
   VERIFY( u.p() == 0.75 );
   VERIFY( u.min() == std::numeric_limits<bool>::min() );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/equal.cc
index e7e55f3c7b2..cdee2c17637 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-  
   std::bernoulli_distribution u(0.75), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/inequal.cc
index 549f354394d..fc57210952d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/bernoulli_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-  
   std::bernoulli_distribution u(0.75), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/default.cc
index 176abb1f4a2..38a0c3ff1bc 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::binomial_distribution<> u;
   VERIFY( u.t() == 1 );
   VERIFY( u.p() == 0.5 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/parms.cc
index 75a102526b5..e93f0c39008 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::binomial_distribution<> u(3, 0.75);
   VERIFY( u.t() == 3 );
   VERIFY( u.p() == 0.75 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/equal.cc
index c92a324d6ef..3e93edf9ccd 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::binomial_distribution<int> u(3, 0.75), v, w;
   
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/inequal.cc
index f0c954df756..e01ff8e33b3 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/binomial_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::binomial_distribution<int> u(3, 0.75), v, w;
   
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/default.cc
index dba7c88f15b..2ada9129eb0 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::cauchy_distribution<> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc
index 40861aad13b..6bd0e1cd643 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::cauchy_distribution<> u(5.0, 2.0);
   VERIFY( u.a() == 5.0 );
   VERIFY( u.b() == 2.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc
index 9d70a555ada..6a95f1e11bf 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::cauchy_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/inequal.cc
index 5c7698abd9a..c0bd9b46020 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/cauchy_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::cauchy_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc
index 1ee19740c0f..381b18b04eb 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::chi_squared_distribution<> u;
   VERIFY( u.n() == 1 );
   typedef std::chi_squared_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc
index 8ab6e9c17b1..d6d9e0b6d23 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::chi_squared_distribution<> u(1.5);
   VERIFY( u.n() == 1.5 );
   typedef std::chi_squared_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/equal.cc
index ff6ab344537..c2c9bd4182f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::chi_squared_distribution<double> u(1.5), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/inequal.cc
index d0d26b5eed5..a1ba055ba4d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::chi_squared_distribution<double> u(1.5), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/default_random_engine.cc b/libstdc++-v3/testsuite/26_numerics/random/default_random_engine.cc
index e21c7ae3f85..ad2f0dc2341 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/default_random_engine.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/default_random_engine.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::default_random_engine a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/cons/55215.cc
index fad9bd2757f..36ab8ace53c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/cons/55215.cc
@@ -38,8 +38,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/equal.cc
index 6477435fcec..1d0658d5ea6 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::discard_block_engine
     <
     std::subtract_with_carry_engine<unsigned long, 24, 10, 24>,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/inequal.cc
index 285694b3ae6..93dd53f1f31 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::discard_block_engine
     <
     std::subtract_with_carry_engine<unsigned long, 24, 10, 24>,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/serialize.cc
index 7d78a47d018..c0baa7a16a1 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::discard_block_engine
     <
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc
index 14322366441..4cd8b2eeeb9 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::discrete_distribution<> u;
   std::vector<double> probablility = u.probabilities();
   VERIFY( probablility.size() == 1 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc
index a711030dd42..35d3018ba84 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::discrete_distribution<> u({0.0, 2.0, 4.0, 3.0, 4.0, 0.0});
   std::vector<double> probablility = u.probabilities();
   VERIFY( probablility.size() == 6 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc
index 0da038bd668..45fc3550fcc 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc
@@ -55,8 +55,6 @@ private:
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   cosine_distribution cd(1.5, 3.0);
   std::discrete_distribution<> u(21, -10.0, 10.0, cd);
   std::vector<double> probablility = u.probabilities();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc
index 30c0053e440..13e8c9c51df 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> wt = {0.5, 1.0, 2.5, 1.5, 0.5};
   std::discrete_distribution<> u(wt.begin(), wt.end());
   std::vector<double> probablility = u.probabilities();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc
index 6ef4316c72c..78218415e29 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 };
   std::discrete_distribution<int> u(wt.begin(), wt.end()), v, w;
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc
index 2fba8e0eeaa..786c316acc2 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 };
   std::discrete_distribution<int> u(wt.begin(), wt.end()), v, w;
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/default.cc
index 4f4527235ca..ba3f62d794f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::exponential_distribution<> u;
   VERIFY( u.lambda() == 1.0 );
   typedef std::exponential_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/parms.cc
index 24cef6c3335..1c9a7b34bc8 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::exponential_distribution<> u(0.5);
   VERIFY( u.lambda() == 0.5 );
   typedef std::exponential_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/equal.cc
index cb189fe9d23..dabc9c4954e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::exponential_distribution<double> u(0.5), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/inequal.cc
index 462d6c1eded..a3f31609d37 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/exponential_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::exponential_distribution<double> u(0.5), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc
index 56a3b8e1350..cbad3e29c4c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::extreme_value_distribution<> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/parms.cc
index cdd2ec8abfb..86675514aaf 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::extreme_value_distribution<> u(5.0, 2.0);
   VERIFY( u.a() == 5.0 );
   VERIFY( u.b() == 2.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/equal.cc
index 292d15ef787..71f4618bf6a 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::extreme_value_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/inequal.cc
index 040f07f4944..3e82315856c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/extreme_value_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::extreme_value_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc
index 99a9ee4938b..18837fbc80b 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::fisher_f_distribution<> u;
   VERIFY( u.m() == 1.0 );
   VERIFY( u.n() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc
index 96a77f4d96c..de7a3acc5f5 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::fisher_f_distribution<> u(2.0, 3.0);
   VERIFY( u.m() == 2.0 );
   VERIFY( u.n() == 3.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/equal.cc
index b05a1f9f48e..336017f2632 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::fisher_f_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/inequal.cc
index 97ce97860d7..9ae879bfa1f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/fisher_f_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::fisher_f_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/default.cc
index d69114fe05c..4288e0c2b2d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::gamma_distribution<> u;
   VERIFY( u.alpha() == 1.0 );
   VERIFY( u.beta() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/parms.cc
index 6b5596b649c..a2d752874d5 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::gamma_distribution<> u(1.5, 3.0);
   VERIFY( u.alpha() == 1.5 );
   VERIFY( u.beta() == 3.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/equal.cc
index 57d1ab43dd0..88259ae9989 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::gamma_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/inequal.cc
index 2659b640481..29032eea28f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/gamma_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::gamma_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/default.cc
index 16b007233c5..4d2fdd576c2 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::geometric_distribution<> u;
   VERIFY( u.p() == 0.5 );
   VERIFY( u.min() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/parms.cc
index 5b630c54162..21c2b668a93 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::geometric_distribution<> u(0.75);
   VERIFY( u.p() == 0.75 );
   VERIFY( u.min() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/equal.cc
index 814091ac2bf..3e6ed589fb5 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::geometric_distribution<int> u(0.75), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/inequal.cc
index cc22e05817d..602284e30a7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/geometric_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::geometric_distribution<int> u(0.75), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc
index 674ee3a2542..e1fc65633fa 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc
@@ -40,8 +40,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/equal.cc
index 364de52d040..dba33126651 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::independent_bits_engine
     <std::subtract_with_carry_engine<uint_fast64_t, 48, 5, 12>,
      48, uint_fast64_t> u, v;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/inequal.cc
index 5819e65cd53..9e21224a2d9 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::independent_bits_engine
     <std::subtract_with_carry_engine<uint_fast64_t, 48, 5, 12>,
      48, uint_fast64_t> u, v;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/serialize.cc
index fd6f92d221e..8b102bdd24e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::independent_bits_engine
     <std::subtract_with_carry_engine<uint_fast64_t, 48, 5, 12>,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/knuth_b.cc b/libstdc++-v3/testsuite/26_numerics/random/knuth_b.cc
index 25c68ff7e72..c01d120dbe6 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/knuth_b.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/knuth_b.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::knuth_b a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/55215.cc
index cd9c32e9914..5c0604f5061 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/55215.cc
@@ -38,8 +38,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/default.cc
index d55b834f123..0f8b6164938 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::linear_congruential_engine<unsigned long, 48271, 0, 2147483647> x;
   VERIFY( x.min() == 1 );
   VERIFY( x.max() == 2147483647-1 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/51795.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/51795.cc
index 3a6f243138c..b21ec4737c7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/51795.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/51795.cc
@@ -25,8 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef std::linear_congruential_engine<std::uint64_t, 1103515245ULL,
 					  12345, 2147483648ULL> engine;
   engine eng(1103527590ULL);
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/equal.cc
index 9cac00eddd9..0be657ecbaf 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::minstd_rand0 a;
   std::minstd_rand0 b;
   std::minstd_rand0 c(120);
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/inequal.cc
index 5dc0dfd4b5a..b935847aad7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::minstd_rand0 a;
   std::minstd_rand0 b;
   std::minstd_rand0 c(120);
diff --git a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/serialize.cc
index c9363218df8..cfdea122579 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::minstd_rand0 u;
   std::minstd_rand0 v;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/default.cc
index de5cb905862..69d21bbca48 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::lognormal_distribution<> u;
   VERIFY( u.m() == 0.0 );
   VERIFY( u.s() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc
index 42ecfea9e9d..3009a239b3d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::lognormal_distribution<> u(5.0, 2.0);
   VERIFY( u.m() == 5.0 );
   VERIFY( u.s() == 2.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/equal.cc
index c324b20832d..418f92c7bb3 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::lognormal_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/inequal.cc
index 8f4942a2c19..c6f9e4cca81 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/lognormal_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::lognormal_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc
index 809b5adbe75..3e5d7517ffd 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc
@@ -38,8 +38,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/default.cc
index f1e0ba860b9..535291105a3 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/default.cc
@@ -26,7 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef unsigned long value_type;
 
   std::mersenne_twister_engine<
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/equal.cc
index 4c80c9d0a52..2ca1cce2281 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::mersenne_twister_engine<
     unsigned long, 32, 624, 397, 31,
     0x9908b0dful, 11,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/inequal.cc
index fb59351ebbe..7dbaf599d8c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::mersenne_twister_engine<
     unsigned long, 32, 624, 397, 31,
     0x9908b0dful, 11,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc
index cfa6fdb2faa..0f2ebb11c51 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::mersenne_twister_engine<
     unsigned long, 32, 624, 397, 31,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/minstd_rand.cc b/libstdc++-v3/testsuite/26_numerics/random/minstd_rand.cc
index 1b28f396ad2..7f079279265 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/minstd_rand.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/minstd_rand.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::minstd_rand a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/minstd_rand0.cc b/libstdc++-v3/testsuite/26_numerics/random/minstd_rand0.cc
index bc12ab55dcf..4fe102cacd0 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/minstd_rand0.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/minstd_rand0.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::minstd_rand0 a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mt19937.cc b/libstdc++-v3/testsuite/26_numerics/random/mt19937.cc
index a611d65dc54..7796a9cfa4d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mt19937.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mt19937.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::mt19937 a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/mt19937_64.cc b/libstdc++-v3/testsuite/26_numerics/random/mt19937_64.cc
index 3f108a78955..d004baaff9d 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/mt19937_64.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/mt19937_64.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::mt19937_64 a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc
index b4ed993f0e3..fdfc882c7dd 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::negative_binomial_distribution<> u;
   VERIFY( u.k() == 1 );
   VERIFY( u.p() == 0.5 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/parms.cc
index a036b0608f6..41e2ef9d387 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::negative_binomial_distribution<> u(3, 0.75);
   VERIFY( u.k() == 3 );
   VERIFY( u.p() == 0.75 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/equal.cc
index 091d302847b..b2b99a21184 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::negative_binomial_distribution<int> u(3, 0.75), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/inequal.cc
index cffb5d3acc4..e1643b4ff74 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/operators/inequal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::negative_binomial_distribution<int> u(3, 0.75), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/default.cc
index 8c9eb9275c0..7bcae800af6 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::normal_distribution<> u;
   VERIFY( u.mean() == 0.0 );
   VERIFY( u.stddev() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/parms.cc
index 339755ec1af..497c7e1e077 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::normal_distribution<> u(5.0, 2.0);
   VERIFY( u.mean() == 5.0 );
   VERIFY( u.stddev() == 2.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/equal.cc
index d4bf130f1e9..8ccbc2adc77 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::normal_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/inequal.cc
index 3e29a7735cf..0944a2acd22 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/normal_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::normal_distribution<double> u(5.0, 2.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc
index 9f85fda3ad9..be3100feac1 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::piecewise_constant_distribution<> u;
   std::vector<double> interval = u.intervals();
   std::vector<double> density = u.densities();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/initlist_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/initlist_fun.cc
index b45b812825a..3b894a2c98a 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/initlist_fun.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/initlist_fun.cc
@@ -56,8 +56,6 @@ private:
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   cosine_distribution cd(1.5, 3.0);
   std::piecewise_constant_distribution<> u({-10.0, -8.0, -6.0, -4.0, -2.0,
                                             0.0, 2.0, 4.0, 6.0, 8.0, 10.0},
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/num_xbound_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/num_xbound_fun.cc
index 78f27ed5d3f..a678ff2d27a 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/num_xbound_fun.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/num_xbound_fun.cc
@@ -56,8 +56,6 @@ private:
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   cosine_distribution cd(1.5, 3.0);
   std::piecewise_constant_distribution<> u(21, -10.0, 10.0, cd);
   std::vector<double> interval = u.intervals();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc
index 378ba1e8691..b455e575df5 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
   std::vector<double> wt = {0.5, 1.0, 2.5, 1.5, 0.5};
   std::piecewise_constant_distribution<> u(x.begin(), x.end(), wt.begin());
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/equal.cc
index 8348825f230..ff0ce4ac6b7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
   std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 };
   std::piecewise_constant_distribution<double>
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/inequal.cc
index 8d8c6c70498..4c0efff510b 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_constant_distribution/operators/inequal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
   std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 };
   std::piecewise_constant_distribution<double>
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc
index 86cbf7c03d7..94f214f0a83 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::piecewise_linear_distribution<> u;
   std::vector<double> interval = u.intervals();
   std::vector<double> density = u.densities();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/initlist_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/initlist_fun.cc
index de808cf1390..9c4a7bcf9b3 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/initlist_fun.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/initlist_fun.cc
@@ -56,8 +56,6 @@ private:
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   cosine_distribution cd(1.5, 3.0);
   std::piecewise_linear_distribution<> u({-10.0, -8.0, -6.0, -4.0, -2.0,
                                           0.0, 2.0, 4.0, 6.0, 8.0, 10.0},
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/num_xbound_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/num_xbound_fun.cc
index b48d3a985d6..cb121331378 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/num_xbound_fun.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/num_xbound_fun.cc
@@ -56,8 +56,6 @@ private:
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   cosine_distribution cd(1.5, 3.0);
   std::piecewise_linear_distribution<> u(21, -10.0, 10.0, cd);
   std::vector<double> interval = u.intervals();
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc
index d71a8b9a184..e30e2824c79 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
   std::vector<double> wt = {0.0, 1.0, 2.5, 1.5, 3.5, 0.0};
   std::piecewise_linear_distribution<> u(x.begin(), x.end(), wt.begin());
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/equal.cc
index 6811ade008e..8060120f13e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
   std::vector<double> wt = { 0.0, 1.0, 2.5, 1.5, 0.5, 0.0 };
   std::piecewise_linear_distribution<double>
diff --git a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/inequal.cc
index dd534a3e67c..8b933bc7c58 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/piecewise_linear_distribution/operators/inequal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::vector<double> x = { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
   std::vector<double> wt = { 0.0, 1.0, 2.5, 1.5, 0.5, 0.0 };
   std::piecewise_linear_distribution<double>
diff --git a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/default.cc
index 85299d3a25a..bf735a8fb33 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::poisson_distribution<> u;
   VERIFY( u.mean() == 1.0 );
   VERIFY( u.min() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/parms.cc
index 34b225c5f73..4b2cbe05539 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::poisson_distribution<> u(5.0);
   VERIFY( u.mean() == 5.0 );
   VERIFY( u.min() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/equal.cc
index b44ddf50b49..ea336522d73 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::poisson_distribution<int> u(5.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/inequal.cc
index 97dc40af908..68a01171669 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/poisson_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::poisson_distribution<int> u(5.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/default.cc
index 86015aa038f..da9e658f54c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::random_device x;
 
   VERIFY( x.min() == std::numeric_limits<std::random_device::result_type>::min() );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/token.cc b/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/token.cc
index 73730bc5f03..b146998ec7e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/token.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/random_device/cons/token.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
 #ifdef _GLIBCXX_USE_RANDOM_TR1
   std::random_device x("/dev/random");
 #else
diff --git a/libstdc++-v3/testsuite/26_numerics/random/ranlux24.cc b/libstdc++-v3/testsuite/26_numerics/random/ranlux24.cc
index 5d4dbea2354..5df380ea42e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/ranlux24.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/ranlux24.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::ranlux24 a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/ranlux24_base.cc b/libstdc++-v3/testsuite/26_numerics/random/ranlux24_base.cc
index 6b52ca1d066..c23f0635870 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/ranlux24_base.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/ranlux24_base.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::ranlux24_base a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/ranlux48.cc b/libstdc++-v3/testsuite/26_numerics/random/ranlux48.cc
index 365533b0c9e..530212f59f7 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/ranlux48.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/ranlux48.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::ranlux48 a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/ranlux48_base.cc b/libstdc++-v3/testsuite/26_numerics/random/ranlux48_base.cc
index 6e4e07e7f82..03b9faaf152 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/ranlux48_base.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/ranlux48_base.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::ranlux48_base a;
   a.discard(9999);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/seed_seq/cons/initlist.cc b/libstdc++-v3/testsuite/26_numerics/random/seed_seq/cons/initlist.cc
index 49c01303fa2..7fcd53ed17c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/seed_seq/cons/initlist.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/seed_seq/cons/initlist.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::seed_seq seq({0, 1, 2, 3, 4, 5, 6, 7, 8, 9});
 
   std::vector<unsigned> foo(10000);
diff --git a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc
index af3d64815ed..7fede12d73a 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc
@@ -38,8 +38,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/equal.cc
index 106bd55b9bb..62f51877d2f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::shuffle_order_engine
     <
       std::linear_congruential_engine<uint_fast32_t,16807UL, 0UL, 2147483647UL>,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/inequal.cc
index ed81badb30a..a141cded7c3 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::shuffle_order_engine
     <
       std::linear_congruential_engine<uint_fast32_t,16807UL, 0UL, 2147483647UL>,
diff --git a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/serialize.cc
index a3bc993d2d3..1892291ca08 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::shuffle_order_engine
     <
diff --git a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/default.cc
index 9c4627685bb..befc58bf612 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::student_t_distribution<> u;
   VERIFY( u.n() == 1.0 );
   typedef std::student_t_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/parms.cc
index 04aa321c18f..c01cd69b280 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::student_t_distribution<> u(1.5);
   VERIFY( u.n() == 1.5 );
   typedef std::student_t_distribution<>::result_type result_type;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/equal.cc
index cedff945129..75f8c891b3f 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::student_t_distribution<double> u(1.5), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/inequal.cc
index 755c567e237..59a4e92a4a6 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/student_t_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::student_t_distribution<double> u(1.5), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/55215.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/55215.cc
index 47efa412af4..9197640145c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/55215.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/55215.cc
@@ -38,8 +38,6 @@ int g(int x)
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const int f1 = f(0);
   const int f2 = f(0);
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/default.cc
index 3b6089fe1ef..1096599cb08 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/default.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> x;
   VERIFY( x.min() == 0 );
   VERIFY( x.max() == ((1UL << 24) - 1) );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/equal.cc
index cae61bb4557..22b327c8c94 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/equal.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> u;
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> v;
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/inequal.cc
index f86251d8d68..15538a93d9c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> u;
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> v;
 
diff --git a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/serialize.cc
index 6f798fc8744..270f34b2363 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> u;
   std::subtract_with_carry_engine<unsigned long, 24, 10, 24> v;
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc
index f04c74abd4f..6541a1824e4 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_int_distribution<int> u;
   VERIFY( u.a() == 0 );
   VERIFY( u.b() == std::numeric_limits<int>::max() );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc
index 2aa58546361..0b5fdb5bc09 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_int_distribution<int> u(1, 20);
   VERIFY( u.a() == 1 );
   VERIFY( u.b() == 20 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/equal.cc
index cf534e18442..08fdb6d157e 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_int_distribution<int> u(1, 20), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/inequal.cc
index b4e113fc2fe..44503e00acc 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_int_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_int_distribution<int> u(1, 20), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc
index 9d91a36e684..ff31394838c 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_real_distribution<double> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc
index 70992202006..2a35b3bce0a 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_real_distribution<double> u(-5.0, 5.0);
   VERIFY( u.a() == -5.0 );
   VERIFY( u.b() == 5.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/equal.cc
index ba765d1efc6..f6e53ac6c5b 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_real_distribution<double> u(-5.0, 5.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/inequal.cc
index f4a74aead01..398ddd59e75 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::uniform_real_distribution<double> u(-5.0, 5.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/default.cc
index f54e2dbaf1f..c7c41a43cf2 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::weibull_distribution<> u;
   VERIFY( u.a() == 1.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/parms.cc b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/parms.cc
index 63898021db1..88dd2daabe5 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::weibull_distribution<> u(2.0, 3.5);
   VERIFY( u.a() == 2.0 );
   VERIFY( u.b() == 3.5 );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/equal.cc
index f828bffdf26..b721be9f193 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::weibull_distribution<double> u(2.0, 3.5), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/inequal.cc
index 75b5f6bdf69..d98a2173ad6 100644
--- a/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/26_numerics/random/weibull_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::weibull_distribution<double> u(2.0, 3.5), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/26_numerics/slice/1.cc b/libstdc++-v3/testsuite/26_numerics/slice/1.cc
index 73921b1b33a..130c7b280db 100644
--- a/libstdc++-v3/testsuite/26_numerics/slice/1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/slice/1.cc
@@ -50,7 +50,6 @@ assignment(std::size_t start, std::size_t size, std::size_t stride)
 
 int main()
 {
-  bool test __attribute__((unused)) = true;
   std::srand(20020717);         
   using std::rand;
   VERIFY(construction(rand(), rand(), rand()));
diff --git a/libstdc++-v3/testsuite/26_numerics/slice_array/array_assignment.cc b/libstdc++-v3/testsuite/26_numerics/slice_array/array_assignment.cc
index 976c93d8b48..a5725f3b4fe 100644
--- a/libstdc++-v3/testsuite/26_numerics/slice_array/array_assignment.cc
+++ b/libstdc++-v3/testsuite/26_numerics/slice_array/array_assignment.cc
@@ -23,7 +23,6 @@
 
 int main()
 {
-  bool test __attribute__((unused)) = true;
   using std::valarray;
   using std::slice;
   valarray<int> v(1, 10), w(2, 10);
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/27867.cc b/libstdc++-v3/testsuite/26_numerics/valarray/27867.cc
index a6e78b54fef..cfc29203f11 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/27867.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/27867.cc
@@ -22,8 +22,6 @@
 // libstdc++/27867
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::valarray<int> v1(100, 1);
   std::valarray<int> v2(100, 1);
   std::valarray<bool> v3(true, 1);
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/28277.cc b/libstdc++-v3/testsuite/26_numerics/valarray/28277.cc
index eab707afb84..fdd5d2b216c 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/28277.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/28277.cc
@@ -29,8 +29,6 @@
 // libstdc++/28277
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const std::valarray<int> v1(1, MAX_SIZE);
 
   const std::valarray<int> v2 = v1.shift(1);
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/30416.cc b/libstdc++-v3/testsuite/26_numerics/valarray/30416.cc
index e62404562b6..cfb305509f1 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/30416.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/30416.cc
@@ -44,7 +44,6 @@ init_vala(std::valarray<int>& v, size_t first, size_t last, int val)
 // libstdc++/30416
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using namespace std;
 
   // shift
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/dr543.cc b/libstdc++-v3/testsuite/26_numerics/valarray/dr543.cc
index a1916f9f0cc..bb79e63d557 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/dr543.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/dr543.cc
@@ -21,8 +21,6 @@
 // DR 543. valarray slice default constructor
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::valarray<int> v1(10);
   std::valarray<int> v2 = v1[std::slice()];
   VERIFY( v2.size() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-1.cc b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-1.cc
index 147834f9b5d..5f1ea778ee9 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-1.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-1.cc
@@ -21,7 +21,6 @@
 // DR 630.
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using namespace std;
 
   valarray<int> v1;
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-2.cc b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-2.cc
index 550044aa7e1..2d84d0ddb04 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-2.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-2.cc
@@ -23,7 +23,6 @@
 // DR 630.
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using namespace std;
 
   valarray<int> v1;
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-3.C b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-3.C
index 577c7941bf4..590d167787f 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/dr630-3.C
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/dr630-3.C
@@ -21,8 +21,6 @@
 // libstdc++/57666
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::valarray<int> a(3), b(3), d1, d2;
   d1 = a;
   VERIFY( d1.size() == 3 );
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/init-list.cc b/libstdc++-v3/testsuite/26_numerics/valarray/init-list.cc
index aca82b74027..698c8d50123 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/init-list.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/init-list.cc
@@ -23,10 +23,8 @@
 
 using namespace std;
 
-int test01()
+void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   valarray<int> m({ 1, 5, 37 });
   VERIFY(m.size() == 3);
   VERIFY(m[0] == 1);
@@ -38,8 +36,6 @@ int test01()
   VERIFY(m[0] == 28);
   VERIFY(m[1] == 37);
   VERIFY(m[2] == 102);
-
-  return test;
 }
 
 int main()
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/moveable.cc b/libstdc++-v3/testsuite/26_numerics/valarray/moveable.cc
index 9f097363812..d0162c95d8d 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/moveable.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/moveable.cc
@@ -22,8 +22,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::valarray<int> a(1, 1), b(-1, 2);
   b = std::move(a);
   VERIFY( b.size() == 1 && b[0] == 1 && a.size() == 0 );
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/operators.cc b/libstdc++-v3/testsuite/26_numerics/valarray/operators.cc
index 27b2c03d7cc..ea02210c2f0 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/operators.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/operators.cc
@@ -23,7 +23,6 @@
 
 void test01() // check unary operators
 {
-  bool test __attribute__((unused)) = true;
   std::valarray<int> u(1);
   u[0]=1;
 
@@ -35,7 +34,6 @@ void test01() // check unary operators
 
 void test02() // check binary operators
 {
-  bool test __attribute__((unused)) = true;
   std::valarray<int> u(1), v(1);
   u[0]=1;
   v[0]=3;
diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/swap.cc b/libstdc++-v3/testsuite/26_numerics/valarray/swap.cc
index 6e9647a9980..091ae44564f 100644
--- a/libstdc++-v3/testsuite/26_numerics/valarray/swap.cc
+++ b/libstdc++-v3/testsuite/26_numerics/valarray/swap.cc
@@ -22,8 +22,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::valarray<int> a(1, 1), b(-1, 2);
   b.swap(a);
   VERIFY( b.size() == 1 && b[0] == 1
diff --git a/libstdc++-v3/testsuite/experimental/deque/erasure.cc b/libstdc++-v3/testsuite/experimental/deque/erasure.cc
index 9acb5e112c4..b7d81da154b 100644
--- a/libstdc++-v3/testsuite/experimental/deque/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/deque/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::deque<int> d{ 10, 11, 12, 14, 15, 17, 18, 19 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::deque<int> d{ 10, 11, 12, 14, 15, 17, 18, 19 };
   std::experimental::erase(d, 14);
   std::deque<int> t{ 10, 11, 12, 15, 17, 18, 19 };
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/iterators/directory_iterator.cc b/libstdc++-v3/testsuite/experimental/filesystem/iterators/directory_iterator.cc
index ce4c5528f6e..5c80fb7ab4d 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/iterators/directory_iterator.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/iterators/directory_iterator.cc
@@ -28,7 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
   std::error_code ec;
 
   // Test non-existent path.
@@ -74,8 +73,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   const auto p = __gnu_test::nonexistent_path();
   create_directory(p, fs::current_path(), ec);
@@ -98,8 +95,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   const auto p = __gnu_test::nonexistent_path();
   create_directories(p / "longer_than_small_string_buffer", ec);
@@ -117,8 +112,6 @@ test03()
 void
 test04()
 {
-  bool test __attribute__((unused)) = false;
-
   const fs::directory_iterator it;
   VERIFY( it == fs::directory_iterator() );
 }
@@ -126,8 +119,6 @@ test04()
 void
 test05()
 {
-  bool test __attribute__((unused)) = false;
-
   auto p = __gnu_test::nonexistent_path();
   create_directory(p);
   create_directory_symlink(p, p / "l");
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc b/libstdc++-v3/testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc
index fcd9705ca6f..37b26066774 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc
@@ -28,7 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
   std::error_code ec;
 
   // Test non-existent path.
@@ -101,8 +100,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   const auto p = __gnu_test::nonexistent_path();
   create_directories(p / "d1/d2", ec);
@@ -128,8 +125,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   const auto p = __gnu_test::nonexistent_path();
   create_directories(p / "longer_than_small_string_buffer", ec);
@@ -147,8 +142,6 @@ test03()
 void
 test04()
 {
-  bool test __attribute__((unused)) = false;
-
   // libstdc++/71004
   const fs::recursive_directory_iterator it;
   VERIFY( it == fs::recursive_directory_iterator() );
@@ -157,8 +150,6 @@ test04()
 void
 test05()
 {
-  bool test __attribute__((unused)) = false;
-
   auto p = __gnu_test::nonexistent_path();
   create_directory(p);
   create_directory_symlink(p, p / "l");
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/absolute.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/absolute.cc
index 64cc29da601..512447d46f4 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/absolute.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/absolute.cc
@@ -30,8 +30,6 @@ using std::experimental::filesystem::path;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   for (const path& p : __gnu_test::test_paths)
     VERIFY( absolute(p).is_absolute() );
 }
@@ -39,8 +37,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   path p1("/");
   VERIFY( absolute(p1) == p1 );
   VERIFY( absolute(p1, "/bar") == p1 );
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/canonical.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/canonical.cc
index 4d501ae8a0c..b643048c963 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/canonical.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/canonical.cc
@@ -28,8 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   auto p = __gnu_test::nonexistent_path();
   canonical( p, ec );
@@ -64,8 +62,6 @@ void
 test02()
 {
 #if __cpp_exceptions
-  bool test __attribute__((unused)) = false;
-
   fs::path p = "rel", base = __gnu_test::nonexistent_path();
   fs::path e1, e2;
   try {
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/copy.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/copy.cc
index 2ccd1c53d6b..0d112a21ff6 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/copy.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/copy.cc
@@ -32,8 +32,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   auto p = __gnu_test::nonexistent_path();
   std::error_code ec;
 
@@ -59,8 +57,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   auto from = __gnu_test::nonexistent_path();
   auto to = __gnu_test::nonexistent_path();
   std::error_code ec;
@@ -98,8 +94,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = false;
-
   auto from = __gnu_test::nonexistent_path();
   auto to = __gnu_test::nonexistent_path();
 
@@ -124,8 +118,6 @@ test03()
 void
 test04()
 {
-  bool test __attribute__((unused)) = false;
-
   auto from = __gnu_test::nonexistent_path();
   auto to = __gnu_test::nonexistent_path();
   std::error_code ec;
@@ -136,8 +128,6 @@ test04()
 void
 test05()
 {
-  bool test __attribute__((unused)) = false;
-
   auto to = __gnu_test::nonexistent_path();
   std::error_code ec;
 
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/copy_file.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/copy_file.cc
index 684ba7e869c..9cb09d3ebaf 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/copy_file.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/copy_file.cc
@@ -29,7 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
   using std::experimental::filesystem::copy_options;
   std::error_code ec;
 
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directories.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directories.cc
index 7c69a48da50..efc005cfd09 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directories.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directories.cc
@@ -28,7 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
   std::error_code ec;
 
   // Test empty path.
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directory.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directory.cc
index 9ef7483d483..e34c7704a52 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directory.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/create_directory.cc
@@ -28,7 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
   std::error_code ec;
 
   // Test empty path.
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/current_path.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/current_path.cc
index 056675aab39..ad1a84ea5d0 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/current_path.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/current_path.cc
@@ -30,8 +30,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   fs::path dot(".");
   fs::path cwd = fs::current_path();
   std::error_code ec;
@@ -42,8 +40,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   auto oldwd = fs::current_path();
   auto tmpdir = fs::temp_directory_path();
   current_path(tmpdir);
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/exists.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/exists.cc
index 30341da8bce..0eaa671d552 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/exists.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/exists.cc
@@ -28,8 +28,6 @@ using std::experimental::filesystem::path;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   VERIFY( exists(path{"/"}) );
   VERIFY( exists(path{"/."}) );
   VERIFY( exists(path{"."}) );
@@ -40,8 +38,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   path rel = __gnu_test::nonexistent_path();
   VERIFY( !exists(rel) );
 }
@@ -49,8 +45,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = false;
-
   path abs = absolute(__gnu_test::nonexistent_path());
   VERIFY( !exists(abs) );
 }
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/file_size.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/file_size.cc
index f217e850045..6ca8b659883 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/file_size.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/file_size.cc
@@ -28,8 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   size_t size = fs::file_size(".", ec);
   VERIFY( ec == std::errc::is_a_directory );
@@ -48,8 +46,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   fs::path p = __gnu_test::nonexistent_path();
 
   std::error_code ec;
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/last_write_time.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/last_write_time.cc
index b1aea2012e9..dee55a53cdb 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/last_write_time.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/last_write_time.cc
@@ -35,7 +35,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
   using time_type = std::experimental::filesystem::file_time_type;
 
   auto p = __gnu_test::nonexistent_path();
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/permissions.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/permissions.cc
index bbdd7bf473f..07e83664a67 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/permissions.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/permissions.cc
@@ -29,7 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
   using perms = std::experimental::filesystem::perms;
 
   auto p = __gnu_test::nonexistent_path();
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc
index 8f5991c612a..257cbceb77a 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/status.cc
@@ -28,8 +28,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   std::error_code ec;
   fs::file_status st1 = fs::status(".", ec);
   VERIFY( !ec );
@@ -42,8 +40,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   fs::path p = __gnu_test::nonexistent_path();
 
   std::error_code ec;
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc
index 2277ab0ea3e..6e202c98dde 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc
@@ -38,8 +38,6 @@ namespace fs = std::experimental::filesystem;
 void
 test01()
 {
-  bool test __attribute__((unused)) = false;
-
   clean_env();
 
   if (!fs::exists("/tmp"))
@@ -56,8 +54,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = false;
-
   clean_env();
 
   if (::setenv("TMPDIR", __gnu_test::nonexistent_path().string().c_str(), 1))
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/path/native/string.cc b/libstdc++-v3/testsuite/experimental/filesystem/path/native/string.cc
index 6868959a439..2bf0edc39c5 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/path/native/string.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/path/native/string.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   using namespace std::experimental::filesystem;
   const std::string s = "abc";
   path p(s);
@@ -43,8 +41,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   using namespace std::experimental::filesystem;
   const char* s = "abc";
   path p(s);
diff --git a/libstdc++-v3/testsuite/experimental/forward_list/erasure.cc b/libstdc++-v3/testsuite/experimental/forward_list/erasure.cc
index 4f644957e69..0079ed67d11 100644
--- a/libstdc++-v3/testsuite/experimental/forward_list/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/forward_list/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::forward_list<int> fl{ 10, 11, 12, 14, 15, 17, 18, 19 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::forward_list<int> fl{ 10, 11, 12, 14, 15, 17, 18, 19 };
   std::experimental::erase(fl, 14);
   std::forward_list<int> t{ 10, 11, 12, 15, 17, 18, 19 };
diff --git a/libstdc++-v3/testsuite/experimental/list/erasure.cc b/libstdc++-v3/testsuite/experimental/list/erasure.cc
index ed9e95493c8..9e5a3fe854f 100644
--- a/libstdc++-v3/testsuite/experimental/list/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/list/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::list<int> l{ 10, 11, 12, 14, 15, 17, 18, 19 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::list<int> l{ 0, 11, 0, 0, 22, 33, 0, 0, 44, 0 };
   std::experimental::erase(l, 0);
   std::list<int> t{ 11, 22, 33, 44 };
diff --git a/libstdc++-v3/testsuite/experimental/map/erasure.cc b/libstdc++-v3/testsuite/experimental/map/erasure.cc
index 5e4f0b51f68..4890b839081 100644
--- a/libstdc++-v3/testsuite/experimental/map/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/map/erasure.cc
@@ -28,8 +28,6 @@ auto is_odd_pair = [](const std::pair<const int, std::string>& p)
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::map<int, std::string> m{ { 10, "A" }, { 11, "B" },
 				{ 12, "C" }, { 14, "D" },
 				{ 15, "E" }, { 17, "F" },
@@ -43,8 +41,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::multimap<int, std::string> mm{ { 20, "S" }, { 21, "T" },
 				      { 22, "U" }, { 22, "V" },
 				      { 23, "W" }, { 23, "X" },
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc
index deea575009b..4ad5a82eb50 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc
@@ -60,7 +60,6 @@ void
 test01()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a;
   std::experimental::shared_ptr<A[]> a1;
@@ -98,8 +97,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p(new A[5]);
   std::experimental::shared_ptr<A[5]> p1;
   std::experimental::shared_ptr<A[]> p2;
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/comparison/comparison.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/comparison/comparison.cc
index c313a3644f7..fafa6eb1364 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/comparison/comparison.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/comparison/comparison.cc
@@ -36,8 +36,6 @@ struct B : A
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   // test empty shared_ptrs compare equivalent
   std::experimental::shared_ptr<A[5]> p1;
   std::experimental::shared_ptr<B[5]> p2;
@@ -50,8 +48,6 @@ test01()
 int
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> A_default;
 
   std::experimental::shared_ptr<A[5]> A_from_A(new A[5]);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc
index 2247a76c9ab..3e96139ef9c 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alias_ctor.cc
@@ -43,7 +43,7 @@ struct B : A
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
+  bool test = true;
 
   std::experimental::shared_ptr<A[5]> a;
   std::experimental::shared_ptr<bool> b1(a, &test);
@@ -59,8 +59,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> a(new A[5]);
   std::experimental::shared_ptr<int> i1(a, &a[0].i);
   VERIFY( i1.use_count() == 2 );
@@ -73,8 +71,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<B> b(new B);
   std::experimental::shared_ptr<A> a1(b, b.get());
   std::experimental::shared_ptr<A> a2(b, &b->a);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc
index 2ef8184df80..b0f0b1ecfb4 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/alloc_ctor.cc
@@ -42,7 +42,6 @@ long D::delete_count = 0;
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
   tracker_allocator_counter::reset();
 
   std::experimental::shared_ptr<A[5]> p1(new A[5], deletefunc, tracker_allocator<A[5]>());
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc
index 9638f6277ab..1f1c70b7942 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/copy_ctor.cc
@@ -63,7 +63,6 @@ int
 test01()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1;
   std::experimental::shared_ptr<A[5]> a2(a1);
@@ -80,7 +79,6 @@ int
 test02()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1(new A[5]);
   std::experimental::shared_ptr<A[5]> a2(a1);
@@ -97,7 +95,6 @@ int
 test03()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1(new A[5], &deleter);
   std::experimental::shared_ptr<A[5]> a2(a1);
@@ -114,7 +111,6 @@ int
 test04()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1(std::experimental::shared_ptr<A[5]>
                                           (new A[5]));
@@ -131,7 +127,6 @@ int
 test05()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1(new A[5]);
   std::experimental::shared_ptr<A[]> a2(a1);
@@ -150,7 +145,6 @@ int
 test06()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<B> a1(new B);
   std::experimental::shared_ptr<A> a2(a1);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc
index 0ff79cf338a..e675c57cdfe 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/default_ctor.cc
@@ -30,8 +30,6 @@ struct A { };
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> a;
   VERIFY( a.get() == 0 );
 
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
index 1297e21cb0f..f1040577a1d 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
@@ -55,7 +55,6 @@ struct reset_count_struct
 int test01()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1;
   std::experimental::shared_ptr<A[5]> a2(std::move(a1));
@@ -71,7 +70,6 @@ int
 test02()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a1(new A[5]);
   std::experimental::shared_ptr<A[5]> a2(std::move(a1));
@@ -86,7 +84,6 @@ int
 test03()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> b(new A[5], D());
   std::experimental::shared_ptr<A[5]> b1(std::move(b));
@@ -108,7 +105,6 @@ void
 test04()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[5]> a(std::move(std::experimental
                                         ::shared_ptr<A[5]>
@@ -123,7 +119,6 @@ void
 test05()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   std::experimental::shared_ptr<A[]> a(std::move(std::experimental
                                         ::shared_ptr<A[5]>
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc
index 53d54f55384..5a14f7cbb8b 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc
@@ -31,8 +31,6 @@ struct B : A { };
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = 0;
   std::experimental::shared_ptr<A> p(a);
   VERIFY( p.get() == 0 );
@@ -43,8 +41,6 @@ test01()
 int
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   std::experimental::shared_ptr<A[5]> p(a);
   VERIFY( p.get() == a );
@@ -55,8 +51,6 @@ test02()
 int
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   B * const b = new B[5];
   std::experimental::shared_ptr<A[5]> p(b);
   VERIFY( p.get() == b );
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc
index fcc910eb50a..5b4938b33ef 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc
@@ -36,8 +36,6 @@ struct A : std::experimental::enable_shared_from_this<A>
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::unique_ptr<A[]> up(new A[5]);
   std::experimental::shared_ptr<A> sp(std::move(up));
   VERIFY( up.get() == 0 );
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc
index 69292c5d1f9..71cf583af32 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/weak_ptr_ctor.cc
@@ -30,8 +30,6 @@ struct A { };
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   A * a = new A[5];
   std::experimental::shared_ptr<A[5]> a1(a);
   std::experimental::weak_ptr<A[5]> wa(a1);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/dest/dest.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/dest/dest.cc
index 855a8e9b147..600c0c6c2c0 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/dest/dest.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/dest/dest.cc
@@ -67,7 +67,6 @@ int
 test01()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   {
     std::experimental::shared_ptr<A[5]> a;
@@ -85,7 +84,6 @@ int
 test02()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   {
     std::experimental::shared_ptr<B[5]> a;
@@ -104,7 +102,6 @@ int
 test03()
 {
   reset_count_struct __attribute__((unused)) reset;
-  bool test __attribute__((unused)) = true;
 
   {
     std::experimental::shared_ptr<B[]> a;
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/reset.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/reset.cc
index 3f8f88ba1f5..e0be63bea4d 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/reset.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/reset.cc
@@ -37,8 +37,6 @@ long D::delete_count = 0;
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   std::experimental::shared_ptr<A[5]> p1(a);
   std::experimental::shared_ptr<A[5]> p2(p1);
@@ -52,8 +50,6 @@ test01()
 int
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   B * const b = new B[5];
   std::experimental::shared_ptr<A[5]> p1(a);
@@ -68,8 +64,6 @@ test02()
 int
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   {
     std::experimental::shared_ptr<A[5]> p1;
     p1.reset(new B[5], D());
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/swap.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/swap.cc
index 6169533cf9a..8d74422240d 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/swap.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/swap.cc
@@ -30,8 +30,6 @@ struct A { };
 int
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a1 = new A[5];
   A * const a2 = new A[5];
   std::experimental::shared_ptr<A[5]> p1(a1);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc
index ca4bfbd5db1..75bb4903df3 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/bool_conv.cc
@@ -30,8 +30,6 @@ struct A { };
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const std::experimental::shared_ptr<A[5]> p1;
   VERIFY( static_cast<bool>(p1) == false );
   const std::experimental::shared_ptr<A[5]> p2(p1);
@@ -41,8 +39,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p1(new A[5]);
   VERIFY( static_cast<bool>(p1) );
   std::experimental::shared_ptr<A[5]> p2(p1);
@@ -55,8 +51,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p1(new A[5]);
   std::experimental::shared_ptr<A[5]> p2(p1);
   p2.reset(new A[5]);
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/operators.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/operators.cc
index bae6bfa7993..94a65889ae2 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/operators.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/operators.cc
@@ -34,8 +34,6 @@ struct A
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   const std::experimental::shared_ptr<A[5]> p(a);
   VERIFY( p.get() == a );
@@ -64,8 +62,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   const std::experimental::shared_ptr<A[5]> p(a);
   VERIFY( p.get() == a );
@@ -75,8 +71,6 @@ test03()
 void
 test04()
 {
-  bool test __attribute__((unused)) = true;
-
   A * const a = new A[5];
   const std::experimental::shared_ptr<A[5]> p(a);
   VERIFY( &p[0].i == &a[0].i );
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/owner_before.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/owner_before.cc
index 50c3be3d3b6..0303b1f73e7 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/owner_before.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/owner_before.cc
@@ -36,8 +36,6 @@ struct B : A { };
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   // test empty shared_ptrs compare equivalent
   std::experimental::shared_ptr<A[5]> p1;
   std::experimental::shared_ptr<B[5]> p2;
@@ -47,8 +45,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> a0;
 
   std::experimental::shared_ptr<A[5]> a1(new A[5]);
@@ -69,8 +65,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p1(new A[5]);
   std::experimental::shared_ptr<int> p2(p1, &p1[0].i);
   VERIFY( !p1.owner_before(p2) && !p2.owner_before(p1) );
diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/use_count.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/use_count.cc
index 7b8d8086d95..b591a7e319c 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/use_count.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/observers/use_count.cc
@@ -31,8 +31,6 @@ struct B : A { };
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const std::experimental::shared_ptr<A[5]> p1;
   VERIFY( p1.use_count() == 0 );
   const std::experimental::shared_ptr<A[5]> p2(p1);
@@ -42,8 +40,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p1(new A[5]);
   std::experimental::shared_ptr<A[5]> p2(p1);
   p1.reset();
@@ -54,8 +50,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute__((unused)) = true;
-
   std::experimental::shared_ptr<A[5]> p1(new A[5]);
   std::experimental::shared_ptr<A[5]> p2(p1);
   p2.reset(new B[5]);
diff --git a/libstdc++-v3/testsuite/experimental/memory_resource/1.cc b/libstdc++-v3/testsuite/experimental/memory_resource/1.cc
index eba47a919e5..16007b900f9 100644
--- a/libstdc++-v3/testsuite/experimental/memory_resource/1.cc
+++ b/libstdc++-v3/testsuite/experimental/memory_resource/1.cc
@@ -86,8 +86,6 @@ void clear()
 void
 test01()
 {
-  bool test __attribute((unused)) = false;
-
   memory_resource* r = new_delete_resource();
   VERIFY(get_default_resource() == r);
   void *p = get_default_resource()->allocate(5);
@@ -109,8 +107,6 @@ test01()
 void
 test02()
 {
-  bool test __attribute((unused)) = false;
-
   clear();
   {
     CountedResource cr;
@@ -126,8 +122,6 @@ test02()
 void
 test03()
 {
-  bool test __attribute((unused)) = false;
-
   clear();
   CountedResource cr;
   polymorphic_allocator<A> pa(&cr);
@@ -144,8 +138,6 @@ test03()
 void
 test04()
 {
-  bool test __attribute((unused)) = false;
-
   polymorphic_allocator<A> pa1(get_default_resource());
   polymorphic_allocator<A> pa2(get_default_resource());
   VERIFY(pa1 == pa2);
diff --git a/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc b/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc
index 3fc42a464ef..7d9b55f37e1 100644
--- a/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc
+++ b/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc
@@ -28,8 +28,6 @@ using std::experimental::pmr::new_delete_resource;
 void
 test06()
 {
-  bool test __attribute((unused)) = false;
-
   memory_resource* r = null_memory_resource();
   bool caught = false;
 
diff --git a/libstdc++-v3/testsuite/experimental/memory_resource/resource_adaptor.cc b/libstdc++-v3/testsuite/experimental/memory_resource/resource_adaptor.cc
index 63344282ac5..980dd5b88fd 100644
--- a/libstdc++-v3/testsuite/experimental/memory_resource/resource_adaptor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory_resource/resource_adaptor.cc
@@ -43,7 +43,6 @@ template<typename T>
 void
 test05()
 {
-  bool test __attribute((unused)) = false;
   using std::max_align_t;
   using std::uintptr_t;
   void* p = nullptr;
diff --git a/libstdc++-v3/testsuite/experimental/set/erasure.cc b/libstdc++-v3/testsuite/experimental/set/erasure.cc
index 82113da5c68..b534af4c947 100644
--- a/libstdc++-v3/testsuite/experimental/set/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/set/erasure.cc
@@ -25,8 +25,6 @@ auto is_odd = [](const int i) { return i % 2 != 0; };
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::set<int> s{ 10, 11, 12, 14, 15, 17, 18, 19 };
   std::experimental::erase_if(s, is_odd);
   std::set<int> t{ 10, 12, 14, 18 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::multiset<int> ms{ 20, 21, 22, 22, 23, 23, 24, 25 };
   std::experimental::erase_if(ms, is_odd);
   std::multiset<int> t{ 20, 22, 22, 24 };
diff --git a/libstdc++-v3/testsuite/experimental/string/erasure.cc b/libstdc++-v3/testsuite/experimental/string/erasure.cc
index 2709a3524e8..1d0c548e4c2 100644
--- a/libstdc++-v3/testsuite/experimental/string/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/string/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_vowel = [](const char c)
   {
     return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';
@@ -38,8 +36,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::string str = "cute fluffy kittens";
   std::experimental::erase(str, 'f');
   VERIFY( str == "cute luy kittens" );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/capacity/1.cc b/libstdc++-v3/testsuite/experimental/string_view/capacity/1.cc
index 47ccf9f6c65..f6cb3eae67e 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/capacity/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/capacity/1.cc
@@ -126,8 +126,6 @@ namespace std
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::basic_string_view<A<B>> str02;
   typedef std::experimental::basic_string_view< A<B> >::size_type size_type_o;
   size_type_o sz03;
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/char/1.cc
index 6a48c5b2e41..a90d78a2641 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/char/1.cc
@@ -27,7 +27,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
   typedef std::experimental::string_view::size_type csize_type;
 
   // basic_string_view()
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/char/2.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/char/2.cc
index 0ff8d5306ec..a40001ef7cd 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/char/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/char/2.cc
@@ -27,7 +27,6 @@
 void
 test03()
 {
-  bool test [[gnu::unused]] = true;
   const char* with_nulls = "This contains \0 a zero byte.";
 
   // These are tests to see how basic_string_view handles data with NUL
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/char/3.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/char/3.cc
index d35d8fb81ba..d2f3aafd6fc 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/char/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/char/3.cc
@@ -21,13 +21,10 @@
 
 #include <experimental/string_view>
 #include <vector>
-#include <testsuite_hooks.h>
 
 void
 test05()
 {
-  bool test [[gnu::unused]] = true;
-
   char const * s = 0;
   std::experimental::string_view zero_length_built_with_NULL(s, 0);
 }
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/1.cc
index 4876d1d2985..515bde35661 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/1.cc
@@ -27,7 +27,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
   typedef std::experimental::wstring_view::size_type csize_type;
 
   // basic_string_view()
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/2.cc
index 0625afdbf20..dfce0a482ae 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/2.cc
@@ -25,7 +25,6 @@
 void
 test03()
 {
-  bool test [[gnu::unused]] = true;
   const wchar_t* with_nulls = L"This contains \0 a zero byte.";
 
   // These are tests to see how basic_string_view handles data with NUL
diff --git a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/3.cc b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/3.cc
index bfd3c614e6a..d8c24f692a1 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/3.cc
@@ -20,13 +20,10 @@
 // basic_string_view constructors.
 
 #include <experimental/string_view>
-#include <testsuite_hooks.h>
 
 void
 test05()
 {
-  bool test [[gnu::unused]] = true;
-
   wchar_t const * s = 0;
   std::experimental::wstring_view zero_length_built_with_NULL(s, 0);
 }
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/1.cc
index 848d8a37fb1..1e8c99bfd93 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/1.cc
@@ -23,11 +23,9 @@
 #include <stdexcept>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   typedef std::experimental::string_view::const_reference cref;
   typedef std::experimental::string_view::reference ref;
@@ -62,8 +60,6 @@ test01()
   {
     VERIFY( false );
   }
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/empty.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/empty.cc
index 9960edbfe4c..977e41e79ae 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/empty.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/empty.cc
@@ -24,8 +24,6 @@
 int
 main()
 {
-  bool test [[gnu::unused]] = true;
-
   {
     std::experimental::string_view empty;
     VERIFY( empty.empty() );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/front_back.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/front_back.cc
index da97523ec38..352ceefd6d0 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/char/front_back.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/char/front_back.cc
@@ -24,8 +24,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::string_view str("ramifications");
   const std::experimental::string_view cstr("melodien");
 
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/1.cc
index 419a6112947..c6b7f68744a 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/1.cc
@@ -23,11 +23,9 @@
 #include <stdexcept>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   typedef std::experimental::wstring_view::const_reference cref;
   typedef std::experimental::wstring_view::reference ref;
@@ -62,8 +60,6 @@ test01()
   {
     VERIFY( false );
   }
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/empty.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/empty.cc
index 9e74e6983f7..d747cee2b02 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/empty.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/empty.cc
@@ -24,8 +24,6 @@
 int
 main()
 {
-  bool test [[gnu::unused]] = true;
-  
   {
     std::experimental::wstring_view empty;
     VERIFY( empty.empty() );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/front_back.cc b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/front_back.cc
index bcd97983f19..49a81e21c01 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/front_back.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/element_access/wchar_t/front_back.cc
@@ -24,8 +24,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::wstring_view str(L"ramifications");
   const std::experimental::wstring_view cstr(L"melodien");
 
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/1.cc
index 31830b504b5..285b2647963 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/1.cc
@@ -30,11 +30,9 @@
 #include <iostream>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   typedef std::experimental::string_view::const_reference cref;
   typedef std::experimental::string_view::reference ref;
@@ -56,8 +54,6 @@ test01()
   
   std::experimental::string_view hello_world;
   std::cout << hello_world;
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/2.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/2.cc
index c642af43686..8cb97f62809 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/2.cc
@@ -36,8 +36,6 @@
 void
 test05(std::size_t size)
 {
-  bool test [[gnu::unused]] = true;
-
   const char filename[] = "inserters_extractors-2.txt";
   const char fillc = 'f';
   std::ofstream ofs(filename);
@@ -51,11 +49,11 @@ test05(std::size_t size)
   // stress test
   ofs << str << std::endl;
   if (!ofs.good()) 
-    test = false;
+    VERIFY( false );
 
   ofs << str << std::endl;
   if (!ofs.good()) 
-    test = false;
+    VERIFY( false );
 
   VERIFY( str.size() == size );
   VERIFY( ofs.good() );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/3.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/3.cc
index b85463c0e4d..f9011cd1d81 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/char/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/char/3.cc
@@ -32,8 +32,6 @@
 void
 test09()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::string_view foo{"peace\0\0\0& love"};
 
   std::ostringstream oss1;
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/pod/10081-out.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/pod/10081-out.cc
index 4156ec8b4fb..d16d003115e 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/pod/10081-out.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/pod/10081-out.cc
@@ -37,8 +37,6 @@ test01()
   typedef basic_stringbuf<pod_ushort> 	stringbuf_type;
   typedef basic_ostream<pod_ushort> 	ostream_type;
 
-  bool test [[gnu::unused]] = true;
-
   string_type str;
   stringbuf_type strbuf01;
   ostream_type stream(&strbuf01);
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/1.cc
index a07f57ae1ba..12ee3f91599 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/1.cc
@@ -30,11 +30,9 @@
 #include <iostream>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   typedef std::experimental::wstring_view::const_reference cref;
   typedef std::experimental::wstring_view::reference ref;
@@ -61,8 +59,6 @@ test01()
   
   std::experimental::wstring_view hello_world;
   std::wcout << hello_world;
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
index 0f2b7798a9d..20ed9bcd56d 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
@@ -35,8 +35,6 @@
 void
 test05(std::size_t size)
 {
-  bool test [[gnu::unused]] = true;
-
   const char filename[] = "inserters_extractors-2.txt";
   const wchar_t fillc = L'f';
   std::wofstream ofs(filename);
@@ -49,12 +47,12 @@ test05(std::size_t size)
 
   // stress test
   ofs << str << std::endl;
-  if (!ofs.good()) 
-    test = false;
+  if (!ofs.good())
+    VERIFY( false );
 
   ofs << str << std::endl;
-  if (!ofs.good()) 
-    test = false;
+  if (!ofs.good())
+    VERIFY( false );
 
   VERIFY( str.size() == size );
   VERIFY( ofs.good() );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/3.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/3.cc
index 317b026282b..af9fc1c4c9b 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/3.cc
@@ -31,8 +31,6 @@
 void
 test09()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::wstring_view foo{L"peace\0\0\0& love"};
   
   std::wostringstream oss1;
diff --git a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/char/1.cc
index 7de8c3d8de3..a0b5f3989df 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/char/1.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   using namespace std::experimental;
 
   string_view str0{"olympus mons"};
diff --git a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/1.cc
index cdd0357aaf2..9ebff02155a 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/1.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   using namespace std::experimental;
 
   wstring_view str0{L"olympus mons"};
diff --git a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/char/1.cc
index 5a439f749b9..ab0b396b4e8 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/char/1.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   using namespace std::experimental;
 
   string_view str0{"olympus mons"};
diff --git a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/1.cc
index eed241577a2..48194586ac9 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/1.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   using namespace std::experimental;
 
   wstring_view str0{L"olympus mons"};
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/1.cc
index daf764b9c57..4b4350fecce 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/1.cc
@@ -41,7 +41,6 @@ test_value(int result, want_value expected);
 int
 test_value(int result, want_value expected)
 {
-  bool test [[gnu::unused]] = true;
   bool pass = false;
 
   switch (expected) {
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/13650.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/13650.cc
index 16b0ba7e86a..3b5d02ff25c 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/13650.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/char/13650.cc
@@ -27,7 +27,6 @@ void
 test01()
 {
   using namespace std::experimental;
-  bool test [[gnu::unused]] = true;
 
   const char lit_01[]{ 'w', 'e', '\0', 'r', 'd' };
   const char lit_02[]{ 'w', 'e', 'i', '\0', 'd' };
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/1.cc
index 11a23d6e66d..772fb8969c9 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/1.cc
@@ -40,7 +40,6 @@ test_value(int result, want_value expected);
 int
 test_value(int result, want_value expected)
 {
-  bool test [[gnu::unused]] = true;
   bool pass = false;
 
   switch (expected) {
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/13650.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/13650.cc
index 270fc453dfb..696dd21cee1 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/13650.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/compare/wchar_t/13650.cc
@@ -27,7 +27,6 @@ void
 test01()
 {
   using namespace std::experimental;
-  bool test [[gnu::unused]] = true;
 
   const wchar_t lit_01[] = { L'w', L'e', L'\0', L'r', L'd' };
   const wchar_t lit_02[] = { L'w', L'e', L'i', L'\0', L'd' };
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/copy/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/copy/char/1.cc
index 80c3c1ca85f..9f33bd07c20 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/copy/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/copy/char/1.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
 
   const char str_lit01[] = "123456789A";
@@ -36,8 +34,6 @@ test01()
   csize_type len = str01.copy(buffer, sizeof(buffer), 8);
   VERIFY( 2 == len );
   VERIFY( '9' == buffer[0] );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/copy/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/copy/wchar_t/1.cc
index c453faa887f..e14c375b707 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/copy/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/copy/wchar_t/1.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   csize_type csz01;
 
@@ -37,8 +35,6 @@ test01()
   csize_type len = str01.copy(buffer, sizeof(buffer), 8);
   VERIFY( 2 == len );
   VERIFY( L'9' == buffer[0] );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc
index d40d16d921f..439cad62932 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc
@@ -25,8 +25,6 @@
 int
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::string_view empty;
 
   VERIFY( empty.size() == 0 );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/data/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/data/wchar_t/1.cc
index 1ae76d0dcf3..29a39aa1083 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/data/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/data/wchar_t/1.cc
@@ -25,8 +25,6 @@
 int
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::wstring_view empty;
 
   VERIFY( empty.size() == 0 );
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/1.cc
index 439af60b724..f28534eee84 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/1.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   typedef std::experimental::string_view::const_reference cref;
   typedef std::experimental::string_view::reference ref;
@@ -85,8 +83,6 @@ test01()
   VERIFY( csz01 == csz02 );
   csz01 = str01.find('/');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/2.cc
index f5341676c81..facb3caec86 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/2.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   csize_type npos = std::experimental::string_view::npos;
   csize_type csz01, csz02;
@@ -84,8 +82,6 @@ test02()
   csz01 = str01.find_first_of('z');
   csz02 = str01.size() - 1;
   VERIFY( csz01 == csz02 );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/3.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/3.cc
index bfc12b17328..54633ebac2a 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/3.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test03()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   csize_type npos = std::experimental::string_view::npos;
   csize_type csz01;
@@ -84,8 +82,6 @@ test03()
   VERIFY( csz01 == 0 );
   csz01 = str04.find_first_not_of('S');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/4.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/4.cc
index f497fb28036..330be3ebb2e 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/4.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/char/4.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   csize_type npos = std::experimental::string_view::npos;
 
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/1.cc
index 2ca16ef24c3..fb8151e2b17 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/1.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   typedef std::experimental::wstring_view::const_reference cref;
   typedef std::experimental::wstring_view::reference ref;
@@ -85,8 +83,6 @@ test01()
   VERIFY( csz01 == csz02 );
   csz01 = str01.find(L'/');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/2.cc
index 38eb3c20e6a..a25eee2e19b 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/2.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   csize_type npos = std::experimental::wstring_view::npos;
   csize_type csz01, csz02;
@@ -84,8 +82,6 @@ test02()
   csz01 = str01.find_first_of(L'z');
   csz02 = str01.size() - 1;
   VERIFY( csz01 == csz02 );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/3.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/3.cc
index d9a7e679445..323bc69d690 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/3.cc
@@ -22,11 +22,9 @@
 #include <experimental/string_view>
 #include <testsuite_hooks.h>
 
-bool
+void
 test03()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   csize_type npos = std::experimental::wstring_view::npos;
   csize_type csz01;
@@ -84,8 +82,6 @@ test03()
   VERIFY( csz01 == 0 );
   csz01 = str04.find_first_not_of(L'S');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/4.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/4.cc
index 0a4eb9ff2c9..68a0c44d5f5 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/4.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   csize_type npos = std::experimental::wstring_view::npos;
 
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/1.cc
index c94b1f5296a..e81cff0d480 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/1.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view rfind
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   typedef std::experimental::string_view::const_reference cref;
   typedef std::experimental::string_view::reference ref;
@@ -85,8 +83,6 @@ test01()
   VERIFY( csz01 == csz02 );
   csz01 = str01.rfind('/');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/2.cc
index 30ff7e8ec29..01fc6278ad6 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/2.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view::find_last_of
 
-bool
+void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::string_view z("ab");
   std::experimental::string_view::size_type pos;
   pos = z.find_last_of("ab");
@@ -43,8 +41,6 @@ test02()
   VERIFY( pos == 1 );
   pos = z.find_last_of('X');
   VERIFY( pos == std::experimental::string_view::npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/3.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/3.cc
index 3199b2d3fbd..9fbb32676a8 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/char/3.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view::find_last_not_of
 
-bool
+void
 test03()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   std::experimental::string_view::size_type pos;
   csize_type npos = std::experimental::string_view::npos;
@@ -58,9 +56,8 @@ test03()
   VERIFY( pos == 0 );
   pos = z.find_last_not_of("Xa");
   VERIFY( pos == 1 );
-
-  return test;
 }
+
 int
 main()
 {
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc
index 4bf5cb583bd..f1686f40e7b 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/1.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view rfind
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   typedef std::experimental::wstring_view::const_reference cref;
   typedef std::experimental::wstring_view::reference ref;
@@ -85,8 +83,6 @@ test01()
   VERIFY( csz01 == csz02 );
   csz01 = str01.rfind(L'/');
   VERIFY( csz01 == npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc
index 5e9fab07742..8b9f8fd96a2 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/2.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view::find_last_of
 
-bool
+void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::wstring_view::size_type pos;
   std::experimental::wstring_view z(L"ab");
   pos = z.find_last_of(L"ab");
@@ -43,8 +41,6 @@ test02()
   VERIFY( pos == 1 );
   pos = z.find_last_of(L'X');
   VERIFY( pos == std::experimental::wstring_view::npos );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc
index 778d9de3ff8..1a2ccd555b2 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/rfind/wchar_t/3.cc
@@ -22,11 +22,9 @@
 
 // basic_string_view::find_last_not_of
 
-bool
+void
 test03()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   std::experimental::wstring_view::size_type pos;
   csize_type npos = std::experimental::wstring_view::npos;
@@ -58,9 +56,8 @@ test03()
   VERIFY( pos == 0 );
   pos = z.find_last_not_of(L"Xa");
   VERIFY( pos == 1 );
-
-  return test;
 }
+
 int
 main()
 {
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/substr/char/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/substr/char/1.cc
index 69452c8962a..6763b987e79 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/substr/char/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/substr/char/1.cc
@@ -23,11 +23,9 @@
 #include <stdexcept>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::string_view::size_type csize_type;
   typedef std::experimental::string_view::const_reference cref;
   typedef std::experimental::string_view::reference ref;
@@ -70,8 +68,6 @@ test01()
   {
     VERIFY( false );
   }
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/substr/wchar_t/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/substr/wchar_t/1.cc
index 31f366864b7..8de2946dde4 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/substr/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/substr/wchar_t/1.cc
@@ -23,11 +23,9 @@
 #include <stdexcept>
 #include <testsuite_hooks.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   typedef std::experimental::wstring_view::size_type csize_type;
   typedef std::experimental::wstring_view::const_reference cref;
   typedef std::experimental::wstring_view::reference ref;
@@ -70,8 +68,6 @@ test01()
   {
     VERIFY( false );
   }
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operations/to_string/1.cc b/libstdc++-v3/testsuite/experimental/string_view/operations/to_string/1.cc
index 2c8c4882c04..6662de50a8e 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operations/to_string/1.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operations/to_string/1.cc
@@ -24,11 +24,9 @@
 #include <testsuite_hooks.h>
 #include <testsuite_allocator.h>
 
-bool
+void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   const char str_lit[] = "123456789A";
   const std::experimental::string_view sv(str_lit);
   char buffer[4] = { 0 };
@@ -42,8 +40,6 @@ test01()
   VERIFY( std::equal(s1.begin(), s1.end(), s2.begin(), s2.end()) );
   auto s3 = static_cast<std::string>(sv);
   VERIFY( s3 == s1 );
-
-  return test;
 }
 
 int
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operators/char/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operators/char/2.cc
index eda2fa4bfa6..819f565c8b5 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operators/char/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operators/char/2.cc
@@ -115,8 +115,6 @@ template<class charT, class traits, class Allocator>
 int
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::string_view 	str_0("costa rica");
   std::experimental::string_view 	str_1("costa marbella");
   std::experimental::string_view 	str_2("cost");
diff --git a/libstdc++-v3/testsuite/experimental/string_view/operators/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/operators/wchar_t/2.cc
index 2c6addfedb0..cb8f57e8fbf 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/operators/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/operators/wchar_t/2.cc
@@ -115,8 +115,6 @@ template<class charT, class traits, class Allocator>
 int
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::experimental::wstring_view 	str_0(L"costa rica");
   std::experimental::wstring_view 	str_1(L"costa marbella");
   std::experimental::wstring_view 	str_2(L"cost");
diff --git a/libstdc++-v3/testsuite/experimental/unordered_map/erasure.cc b/libstdc++-v3/testsuite/experimental/unordered_map/erasure.cc
index 04ec5e18942..de603dbad1b 100644
--- a/libstdc++-v3/testsuite/experimental/unordered_map/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/unordered_map/erasure.cc
@@ -28,8 +28,6 @@ auto is_odd_pair = [](const std::pair<const int, std::string>& p)
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::unordered_map<int, std::string> um{ { 10, "A" }, { 11, "B" },
 					   { 12, "C" }, { 14, "D" },
 					   { 15, "E" }, { 17, "F" },
@@ -43,8 +41,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::unordered_multimap<int, std::string> umm{ { 20, "S" }, { 21, "T" },
 						 { 22, "U" }, { 22, "V" },
 						 { 23, "W" }, { 23, "X" },
diff --git a/libstdc++-v3/testsuite/experimental/unordered_set/erasure.cc b/libstdc++-v3/testsuite/experimental/unordered_set/erasure.cc
index df2c11a661b..8c35d077615 100644
--- a/libstdc++-v3/testsuite/experimental/unordered_set/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/unordered_set/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::unordered_set<int> us{ 10, 11, 12, 14, 15, 17, 18, 19 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::unordered_multiset<int> ums{ 20, 21, 22, 22, 23, 23, 24, 25 };
diff --git a/libstdc++-v3/testsuite/experimental/vector/erasure.cc b/libstdc++-v3/testsuite/experimental/vector/erasure.cc
index 82359614b83..762527ef301 100644
--- a/libstdc++-v3/testsuite/experimental/vector/erasure.cc
+++ b/libstdc++-v3/testsuite/experimental/vector/erasure.cc
@@ -23,8 +23,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   auto is_odd = [](const int i) { return i % 2 != 0; };
 
   std::vector<int> v{ 10, 11, 12, 14, 15, 17, 18, 19 };
@@ -36,8 +34,6 @@ test01()
 void
 test02()
 {
-  bool test [[gnu::unused]] = true;
-
   std::vector<int> v{ 0, 11, 0, 0, 22, 33, 0, 0, 44, 0 };
   std::experimental::erase(v, 0);
   std::vector<int> t{ 11, 22, 33, 44 };
diff --git a/libstdc++-v3/testsuite/ext/array_allocator/1.cc b/libstdc++-v3/testsuite/ext/array_allocator/1.cc
index 7ae128ffdd6..232ef1d0dcb 100644
--- a/libstdc++-v3/testsuite/ext/array_allocator/1.cc
+++ b/libstdc++-v3/testsuite/ext/array_allocator/1.cc
@@ -29,8 +29,6 @@ array_type extern_array;
 
 void test01() 
 {
-  bool test __attribute__((unused)) = true;
-
   using __gnu_cxx::__versa_string;
   typedef __gnu_cxx::array_allocator<char_type, array_type> allocator_type;
   typedef __versa_string<char_type, traits_type, allocator_type> string_type;
diff --git a/libstdc++-v3/testsuite/ext/array_allocator/2.cc b/libstdc++-v3/testsuite/ext/array_allocator/2.cc
index fd9fabc183e..743485f232e 100644
--- a/libstdc++-v3/testsuite/ext/array_allocator/2.cc
+++ b/libstdc++-v3/testsuite/ext/array_allocator/2.cc
@@ -30,8 +30,6 @@ array_type extern_array;
 
 void test01() 
 {
-  bool test __attribute__((unused)) = true;
-
   using __gnu_cxx::__versa_string;
   typedef __gnu_cxx::array_allocator<char_type, array_type> allocator_type;
   typedef __versa_string<char_type, traits_type, allocator_type> string_type;
diff --git a/libstdc++-v3/testsuite/ext/array_allocator/3.cc b/libstdc++-v3/testsuite/ext/array_allocator/3.cc
index 832d1bce064..4904d36b1d0 100644
--- a/libstdc++-v3/testsuite/ext/array_allocator/3.cc
+++ b/libstdc++-v3/testsuite/ext/array_allocator/3.cc
@@ -29,8 +29,6 @@ array_type extern_array;
 
 void test01() 
 {
-  bool test __attribute__((unused)) = true;
-
   using __gnu_cxx::__versa_string;
   typedef __gnu_cxx::array_allocator<char_type, array_type> allocator_type;
   typedef __versa_string<char_type, traits_type, allocator_type> string_type;
diff --git a/libstdc++-v3/testsuite/ext/array_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/array_allocator/variadic_construct.cc
index 86ee8e5979c..d92501419ad 100644
--- a/libstdc++-v3/testsuite/ext/array_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/array_allocator/variadic_construct.cc
@@ -28,7 +28,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   typedef std::tr1::array<pair_type, 3> array_type;
   array_type store;
diff --git a/libstdc++-v3/testsuite/ext/bitmap_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/bitmap_allocator/variadic_construct.cc
index 0f608884096..5fed671ff2b 100644
--- a/libstdc++-v3/testsuite/ext/bitmap_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/bitmap_allocator/variadic_construct.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::bitmap_allocator<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/codecvt/1.cc b/libstdc++-v3/testsuite/ext/codecvt/1.cc
index 83c96c94fbf..48d243c48a1 100644
--- a/libstdc++-v3/testsuite/ext/codecvt/1.cc
+++ b/libstdc++-v3/testsuite/ext/codecvt/1.cc
@@ -37,7 +37,6 @@ void test01()
   typedef __gnu_cxx::encoding_state    			state_type;
   typedef codecvt<int_type, ext_type, state_type>	unicode_codecvt;
 
-  bool test __attribute__((unused)) = true;
   const ext_type* 	e_lit = "black pearl jasmine tea";
   int 			size = strlen(e_lit);
 
diff --git a/libstdc++-v3/testsuite/ext/codecvt/char-1.cc b/libstdc++-v3/testsuite/ext/codecvt/char-1.cc
index 8517b4bd5b7..aef05c45bf4 100644
--- a/libstdc++-v3/testsuite/ext/codecvt/char-1.cc
+++ b/libstdc++-v3/testsuite/ext/codecvt/char-1.cc
@@ -62,7 +62,6 @@ void test01()
   typedef char_traits<int_type>			int_traits;
   typedef char_traits<ext_type>			ext_traits;
 
-  bool test __attribute__((unused)) = true;
   const ext_type* 	e_lit = "black pearl jasmine tea";
   int 			size = strlen(e_lit);
 
diff --git a/libstdc++-v3/testsuite/ext/codecvt/char-2.cc b/libstdc++-v3/testsuite/ext/codecvt/char-2.cc
index c8059fb6b81..2b035f4c3f4 100644
--- a/libstdc++-v3/testsuite/ext/codecvt/char-2.cc
+++ b/libstdc++-v3/testsuite/ext/codecvt/char-2.cc
@@ -62,7 +62,6 @@ void test02()
   typedef char_traits<int_type>			int_traits;
   typedef char_traits<ext_type>			ext_traits;
 
-  bool test __attribute__((unused)) = true;
   const ext_type* 	e_lit = "black pearl jasmine tea";
   int 			size = strlen(e_lit);
 
diff --git a/libstdc++-v3/testsuite/ext/codecvt/wchar_t.cc b/libstdc++-v3/testsuite/ext/codecvt/wchar_t.cc
index 0e4a6794f25..62fde65fe80 100644
--- a/libstdc++-v3/testsuite/ext/codecvt/wchar_t.cc
+++ b/libstdc++-v3/testsuite/ext/codecvt/wchar_t.cc
@@ -39,7 +39,6 @@ void test01()
   typedef char_traits<int_type>			int_traits;
   typedef char_traits<ext_type>			ext_traits;
 
-  bool test __attribute__((unused)) = true;
   int 			size = 23;
   char  e_lit_base[96] __attribute__((aligned(__alignof__(ext_type)))) =
   {
diff --git a/libstdc++-v3/testsuite/ext/enc_filebuf/char/13189.cc b/libstdc++-v3/testsuite/ext/enc_filebuf/char/13189.cc
index 1bfc006b58f..c5a6d2e892c 100644
--- a/libstdc++-v3/testsuite/ext/enc_filebuf/char/13189.cc
+++ b/libstdc++-v3/testsuite/ext/enc_filebuf/char/13189.cc
@@ -28,7 +28,6 @@ void test01()
   typedef filebuf_type::state_type state_type;
   typedef codecvt<char_type, char, state_type> enc_codecvt;
 
-  bool test __attribute__((unused)) = true;
   ios_base::openmode mode = ios_base::in | ios_base::out | ios_base::trunc;
   try
     {
diff --git a/libstdc++-v3/testsuite/ext/enc_filebuf/char/13598.cc b/libstdc++-v3/testsuite/ext/enc_filebuf/char/13598.cc
index d9e101e21b2..f83f478784c 100644
--- a/libstdc++-v3/testsuite/ext/enc_filebuf/char/13598.cc
+++ b/libstdc++-v3/testsuite/ext/enc_filebuf/char/13598.cc
@@ -29,7 +29,6 @@
 
 int main()
 {
-  bool test __attribute__((unused)) = true;
   typedef char char_type;
   typedef __gnu_cxx::enc_filebuf<char_type> filebuf_type;
   typedef filebuf_type::state_type state_type;
diff --git a/libstdc++-v3/testsuite/ext/enc_filebuf/wchar_t/13189.cc b/libstdc++-v3/testsuite/ext/enc_filebuf/wchar_t/13189.cc
index 965cac6e4ef..169af8d828c 100644
--- a/libstdc++-v3/testsuite/ext/enc_filebuf/wchar_t/13189.cc
+++ b/libstdc++-v3/testsuite/ext/enc_filebuf/wchar_t/13189.cc
@@ -28,7 +28,6 @@ void test01()
   typedef filebuf_type::state_type state_type;
   typedef codecvt<char_type, char, state_type> enc_codecvt;
 
-  bool test __attribute__((unused)) = true;
   ios_base::openmode mode = ios_base::in | ios_base::out | ios_base::trunc;
   try
     {
diff --git a/libstdc++-v3/testsuite/ext/ext_pointer/1.cc b/libstdc++-v3/testsuite/ext/ext_pointer/1.cc
index 3c61866b978..f4160d92350 100644
--- a/libstdc++-v3/testsuite/ext/ext_pointer/1.cc
+++ b/libstdc++-v3/testsuite/ext/ext_pointer/1.cc
@@ -31,8 +31,6 @@ using __gnu_cxx::__const_pointer_cast;
 
 void 
 test01() {
-  bool test __attribute__((unused)) = true;
-
   typedef _Pointer_adapter<_Relative_pointer_impl<int> >       pointer;
   typedef _Pointer_adapter<_Relative_pointer_impl<const int> > const_pointer;
 
@@ -100,8 +98,6 @@ void inc3(_Pointer_adapter<_Relative_pointer_impl<const A> > a) {
 }
 
 void test02() {
-  bool test __attribute__((unused)) = true;
-
   B b;
   b.i = 2;
   b.j = 2;
@@ -150,8 +146,6 @@ void test02() {
 }
 
 void test03() {
-  bool test __attribute__((unused)) = true;
-
   B b;
   B* bPtr = &b;
   A* aPtr __attribute__((unused)) = __static_pointer_cast<A*>(bPtr);
@@ -172,8 +166,6 @@ void test03() {
 // Confirm the usability of the __static_pointer_cast<> template function
 // to transform between _Pointer_adapter and standard versions.
 void test04() {
-  bool test __attribute__((unused)) = true;
-
   B b;
   B_pointer bPtr = &b;
 
diff --git a/libstdc++-v3/testsuite/ext/ext_pointer/1_neg.cc b/libstdc++-v3/testsuite/ext/ext_pointer/1_neg.cc
index 7a2e79ba28a..d27f885cc96 100644
--- a/libstdc++-v3/testsuite/ext/ext_pointer/1_neg.cc
+++ b/libstdc++-v3/testsuite/ext/ext_pointer/1_neg.cc
@@ -45,8 +45,6 @@ typedef _Pointer_adapter<_Relative_pointer_impl<const A> > const_A_pointer;
 
 
 void test01(void) {
-  bool test __attribute__((unused)) = true;
-
   A a;
   B b;
 
diff --git a/libstdc++-v3/testsuite/ext/malloc_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/malloc_allocator/variadic_construct.cc
index fd5050aab66..065c67a6daf 100644
--- a/libstdc++-v3/testsuite/ext/malloc_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/malloc_allocator/variadic_construct.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::malloc_allocator<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/check_allocate_big_per_type.cc b/libstdc++-v3/testsuite/ext/mt_allocator/check_allocate_big_per_type.cc
index df2addac461..a29b2775b63 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/check_allocate_big_per_type.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/check_allocate_big_per_type.cc
@@ -27,8 +27,6 @@ struct big { char array[256]; };
 // __per_type_pool_policy
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef big value_type;
 
   using __gnu_cxx::__pool;
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc b/libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc
index 26f9e31713e..c75a08fcb96 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc
@@ -32,8 +32,6 @@
 // __common_pool_policy
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   using __gnu_cxx::__pool;
   using __gnu_cxx::__common_pool_policy;
 
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/tune-2.cc b/libstdc++-v3/testsuite/ext/mt_allocator/tune-2.cc
index edbcc09ad40..2480cf53875 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/tune-2.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/tune-2.cc
@@ -32,8 +32,6 @@
 // __per_type_pool_policy
 void test02()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef __gnu_test::pod_int value_type;
 
   using __gnu_cxx::__pool;
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/tune-3.cc b/libstdc++-v3/testsuite/ext/mt_allocator/tune-3.cc
index 6fe9dc2c955..d897f361e24 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/tune-3.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/tune-3.cc
@@ -41,8 +41,6 @@ struct test_policy<__common_pool_policy<__pool, false> >
 template<typename _Tp, typename _Cp>
 void test03()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef __gnu_cxx::__pool_base::_Tune tune_type;
   typedef _Tp value_type;
   typedef _Cp policy_type;
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/tune-4.cc b/libstdc++-v3/testsuite/ext/mt_allocator/tune-4.cc
index 26bc96ede57..780ebff9fc7 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/tune-4.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/tune-4.cc
@@ -48,8 +48,6 @@ struct pod2
 template<typename _Tp, typename _Cp>
 void test04()
 {
-  bool test __attribute__((unused)) = true;
-  
   typedef __gnu_cxx::__pool_base::_Tune tune_type;
   typedef _Tp value_type;
   typedef _Cp policy_type;
diff --git a/libstdc++-v3/testsuite/ext/mt_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/mt_allocator/variadic_construct.cc
index b9bb5b4c958..b54e9efc1bc 100644
--- a/libstdc++-v3/testsuite/ext/mt_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/mt_allocator/variadic_construct.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::__mt_alloc<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/new_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/new_allocator/variadic_construct.cc
index 694e58a436f..cde3828b859 100644
--- a/libstdc++-v3/testsuite/ext/new_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/new_allocator/variadic_construct.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::new_allocator<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/pod_char_traits.cc b/libstdc++-v3/testsuite/ext/pod_char_traits.cc
index 0c6a70d744d..384c04e9539 100644
--- a/libstdc++-v3/testsuite/ext/pod_char_traits.cc
+++ b/libstdc++-v3/testsuite/ext/pod_char_traits.cc
@@ -32,7 +32,7 @@ int main()
   typedef character<value_type, int_type>	char_type;
   typedef std::char_traits<char_type> 		traits_type;
 
-  bool test __attribute__((unused)) = true;
+  bool test = true;
 
   // 1 char_type <-> value_type conversions
   value_type uc1 = 'c';
diff --git a/libstdc++-v3/testsuite/ext/pool_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/pool_allocator/variadic_construct.cc
index cbcba3efa5c..8e48eec6b3b 100644
--- a/libstdc++-v3/testsuite/ext/pool_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/pool_allocator/variadic_construct.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::__pool_alloc<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/default.cc
index 8b1627a6278..dec037fdb50 100644
--- a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/default.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::arcsine_distribution<> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/parms.cc
index 723c1366eb2..d01d550826a 100644
--- a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/cons/parms.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::arcsine_distribution<> u(-1.5, 3.0);
   VERIFY( u.a() == -1.5 );
   VERIFY( u.b() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/equal.cc
index 090944bf594..55c4b24d8b1 100644
--- a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/equal.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::arcsine_distribution<double> u(-2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/inequal.cc
index 4305813ff45..abf678d82de 100644
--- a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/inequal.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::arcsine_distribution<double> u(-2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/serialize.cc
index 00fd52fd3b8..3c0faa394ff 100644
--- a/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/arcsine_distribution/operators/serialize.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::arcsine_distribution<double> u(-1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/default.cc
index 505f544493b..713b20b255b 100644
--- a/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/default.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::beta_distribution<> u;
   VERIFY( u.alpha() == 1.0 );
   VERIFY( u.beta() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/parms.cc
index d3b91149fe0..56214393238 100644
--- a/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/beta_distribution/cons/parms.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::beta_distribution<> u(1.5, 3.0);
   VERIFY( u.alpha() == 1.5 );
   VERIFY( u.beta() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/equal.cc
index cae66984414..e304c5b5d03 100644
--- a/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/equal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::beta_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/inequal.cc
index 6bcabcf1865..e4ca655c431 100644
--- a/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/beta_distribution/operators/inequal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::beta_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/default.cc
index 938bbef5ed6..db823180380 100644
--- a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/default.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::hoyt_distribution<> u;
   VERIFY( u.q() == 0.5 );
   VERIFY( u.omega() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/parms.cc
index fd50f432cab..b6ea0b8dba9 100644
--- a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/cons/parms.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::hoyt_distribution<> u(0.05, 3.0);
   VERIFY( u.q() == 0.05 );
   VERIFY( u.omega() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/equal.cc
index 95bb1871b09..03775f8c652 100644
--- a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/equal.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::hoyt_distribution<double> u(0.05, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/inequal.cc
index daafddd15d8..1c07cfc1b6d 100644
--- a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/inequal.cc
@@ -26,8 +26,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::hoyt_distribution<double> u(0.05, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/serialize.cc
index a9bd760b380..a2c1f2cfc86 100644
--- a/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/hoyt_distribution/operators/serialize.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::hoyt_distribution<double> u(0.05, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/default.cc
index f7a23dcad85..f17f081cef0 100644
--- a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::hypergeometric_distribution<> u;
   VERIFY( u.total_size() == 10 );
   VERIFY( u.successful_size() == 5 );
diff --git a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/parms.cc
index 2cd5ebeadf2..ac5ec68e024 100644
--- a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::hypergeometric_distribution<> u(15, 3, 2);
   VERIFY( u.total_size() == 15 );
   VERIFY( u.successful_size() == 3 );
diff --git a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/equal.cc
index 55b798700b5..ed0072ba900 100644
--- a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::hypergeometric_distribution<unsigned int> u(20, 3, 2), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/inequal.cc
index 16a6bf646ad..b40a74a81da 100644
--- a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::hypergeometric_distribution<unsigned int> u(20, 3, 5), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/serialize.cc
index 14b785ce532..f4cdd0c2486 100644
--- a/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/hypergeometric_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::stringstream str;
   __gnu_cxx::hypergeometric_distribution<unsigned int> u(15, 3, 6), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/k_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/k_distribution/cons/default.cc
index a7ec6608a68..cbe41714acd 100644
--- a/libstdc++-v3/testsuite/ext/random/k_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/k_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::k_distribution<> u;
   VERIFY( u.lambda() == 1.0 );
   VERIFY( u.mu() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/k_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/k_distribution/cons/parms.cc
index beb87be3798..abdbe05f763 100644
--- a/libstdc++-v3/testsuite/ext/random/k_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/k_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::k_distribution<> u(2.0, 1.5, 3.0);
   VERIFY( u.lambda() == 2.0 );
   VERIFY( u.mu() == 1.5 );
diff --git a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/equal.cc
index e42361f31d5..d216d38eeb6 100644
--- a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::k_distribution<double> u(2.0, 1.5, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/inequal.cc
index 06ae178e4a7..fae841704fb 100644
--- a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::k_distribution<double> u(2.0, 1.5, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/serialize.cc
index bc518e8f53d..d572cc9b7ae 100644
--- a/libstdc++-v3/testsuite/ext/random/k_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/k_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::k_distribution<double> u(2.0, 1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/default.cc
index 7f153aa96b1..b7340654cda 100644
--- a/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::logistic_distribution<> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/parms.cc
index 7531ed5e7f4..b222fd7d43e 100644
--- a/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/logistic_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::logistic_distribution<> u(1.5, 3.0);
   VERIFY( u.a() == 1.5 );
   VERIFY( u.b() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/equal.cc
index 1248632a255..051ac58fe0d 100644
--- a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::logistic_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/inequal.cc
index a8794c90422..c4a7fc9d908 100644
--- a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::logistic_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/serialize.cc
index a3acbf254d5..4e1c4581637 100644
--- a/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/logistic_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::stringstream str;
   __gnu_cxx::logistic_distribution<double> u(1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/default.cc
index 4877abca5da..08c650cfc52 100644
--- a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::nakagami_distribution<> u;
   VERIFY( u.mu() == 1.0 );
   VERIFY( u.omega() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/parms.cc
index 94727d844d2..4cdc4866f4d 100644
--- a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::nakagami_distribution<> u(1.5, 3.0);
   VERIFY( u.mu() == 1.5 );
   VERIFY( u.omega() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/equal.cc
index 60f6552d276..0b7de296954 100644
--- a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::nakagami_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/inequal.cc
index 3fa865fe4f7..e9807a87489 100644
--- a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::nakagami_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/serialize.cc
index 27e2ec4e20e..c2f90f56f51 100644
--- a/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/nakagami_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::nakagami_distribution<double> u(1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/default.cc
index e78e85b4f8c..0c261118fd2 100644
--- a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/default.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::normal_mv_distribution<2> u;
   VERIFY( u.mean()[0] == 0.0 );
   VERIFY( u.mean()[1] == 0.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/parms.cc
index b9d3166288e..33c4cfbe685 100644
--- a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/cons/parms.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::normal_mv_distribution<2> u({5.0, 4.0}, {4.0, 9.0});
   VERIFY( u.mean()[0] == 5.0 );
   VERIFY( u.mean()[1] == 4.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/equal.cc
index 1196eedb67c..523d196df1b 100644
--- a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/equal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::normal_mv_distribution<2,double> u({5.0, 4.0}, {2.0, 1.5}), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/inequal.cc
index ac154dd804b..0d11698f248 100644
--- a/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/normal_mv_distribution/operators/inequal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::normal_mv_distribution<2,double> u({3.0, 5.0}, {1.0, 2.0}), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/default.cc
index d5359e6bb07..8035023fc5c 100644
--- a/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::pareto_distribution<> u;
   VERIFY( u.alpha() == 1.0 );
   VERIFY( u.mu() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/parms.cc
index ef25dc8c654..16c06f97a23 100644
--- a/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/pareto_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::pareto_distribution<> u(1.5, 3.0);
   VERIFY( u.alpha() == 1.5 );
   VERIFY( u.mu() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/equal.cc
index 7a9d29b8b6a..9e254f9c7a9 100644
--- a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::pareto_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/inequal.cc
index df6fda02552..3bfeccbdc0d 100644
--- a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::pareto_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/serialize.cc
index 2485889d7e2..4143bd29df8 100644
--- a/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/pareto_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::pareto_distribution<double> u(1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/default.cc
index 72bf5c03f1c..f2c7766305e 100644
--- a/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/default.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::rice_distribution<> u;
   VERIFY( u.nu() == 0.0 );
   VERIFY( u.sigma() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/parms.cc
index 8636cbef1e5..fb1bd0cb522 100644
--- a/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/rice_distribution/cons/parms.cc
@@ -29,8 +29,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::rice_distribution<> u(1.5, 3.0);
   VERIFY( u.nu() == 1.5 );
   VERIFY( u.sigma() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/equal.cc
index b7ab05d4aa5..67a44d51e72 100644
--- a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::rice_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/inequal.cc
index f2c4c830d08..f3a7871e670 100644
--- a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::rice_distribution<double> u(2.0, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/serialize.cc
index 53a40048b41..c830fadf79e 100644
--- a/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/rice_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::rice_distribution<double> u(1.5, 3.0), v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/default.cc b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/default.cc
index 82bbd8d9409..8e600ee538f 100644
--- a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/default.cc
@@ -49,8 +49,6 @@ void run_test(std::initializer_list<typename SFMT::result_type> vals)
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::sfmt19937 e;
 
   VERIFY( e.min() == 0 );
diff --git a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/equal.cc
index b1beb4572eb..d1b4943e16d 100644
--- a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/equal.cc
@@ -31,8 +31,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::sfmt19937 u, v;
 
   VERIFY( u == v );
diff --git a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/inequal.cc
index 86b7e303991..e0e2cd93229 100644
--- a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/inequal.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::sfmt19937 u, v;
 
   VERIFY( !(u != v) );
diff --git a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/serialize.cc
index 12efd7a9fab..7abba194f76 100644
--- a/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/simd_fast_mersenne_twister_engine/operators/serialize.cc
@@ -32,8 +32,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   std::stringstream str;
   __gnu_cxx::sfmt19937 u, v;
 
diff --git a/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/default.cc
index f860532246c..3cc37685243 100644
--- a/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/default.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::triangular_distribution<> u;
   VERIFY( u.a() == 0.0 );
   VERIFY( u.b() == 0.5 );
diff --git a/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/parms.cc
index 57d613a114b..400590a1980 100644
--- a/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/triangular_distribution/cons/parms.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::triangular_distribution<> u(1.5, 3.0, 3.5);
   VERIFY( u.a() == 1.5 );
   VERIFY( u.b() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/equal.cc
index d57f73c2a56..84d547eb397 100644
--- a/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/equal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::triangular_distribution<double> u(1.5, 3.0, 4.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/inequal.cc
index 19f36bc8d4f..eae39074f6c 100644
--- a/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/triangular_distribution/operators/inequal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::triangular_distribution<double> u(1.5, 3.0, 5.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc
index 6df971c9e07..b945357ed51 100644
--- a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc
@@ -24,13 +24,10 @@
 // 26.5.1.6 Random number distribution requirements [rand.req.dist]
 
 #include <ext/random>
-#include <testsuite_hooks.h>
 
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::uniform_on_sphere_distribution<2> u2;
   __gnu_cxx::uniform_on_sphere_distribution<3> u3;
   __gnu_cxx::uniform_on_sphere_distribution<4, double> u4;
diff --git a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/equal.cc
index 252c99aa6d9..3a3e3552ce4 100644
--- a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/equal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::uniform_on_sphere_distribution<3> u, v;
 
   VERIFY( u == v );
diff --git a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/generate.cc b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/generate.cc
index b6fef7cf3ac..f7f584b75e9 100644
--- a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/generate.cc
+++ b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/generate.cc
@@ -30,7 +30,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
   std::minstd_rand0 rng;
 
   __gnu_cxx::uniform_on_sphere_distribution<3> u3;
diff --git a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/inequal.cc
index 23366dde766..12433505350 100644
--- a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/inequal.cc
@@ -28,8 +28,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   __gnu_cxx::uniform_on_sphere_distribution<3> u, v;
 
   VERIFY( !(u != v) );
diff --git a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/serialize.cc
index 67265366dbe..1157e312956 100644
--- a/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/serialize.cc
+++ b/libstdc++-v3/testsuite/ext/random/uniform_on_sphere_distribution/operators/serialize.cc
@@ -30,8 +30,6 @@
 void
 test01()
 {
-  bool test [[gnu::unused]] = true;
-
   std::stringstream str;
   __gnu_cxx::uniform_on_sphere_distribution<3> u, v;
   std::minstd_rand0 rng;
diff --git a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/default.cc b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/default.cc
index 141e6faf5b0..022e51e4fe4 100644
--- a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/default.cc
+++ b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/default.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::von_mises_distribution<> u;
   VERIFY( u.mu() == 0.0 );
   VERIFY( u.kappa() == 1.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/parms.cc b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/parms.cc
index b5657370c18..aee72f91bbc 100644
--- a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/parms.cc
+++ b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/parms.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::von_mises_distribution<> u(1.5, 3.0);
   VERIFY( u.mu() == 1.5 );
   VERIFY( u.kappa() == 3.0 );
diff --git a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/equal.cc b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/equal.cc
index 88c26af2852..65fc6844462 100644
--- a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/equal.cc
+++ b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/equal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::von_mises_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( v == w );
diff --git a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/inequal.cc
index 997813ab846..cf19415555f 100644
--- a/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/inequal.cc
+++ b/libstdc++-v3/testsuite/ext/random/von_mises_distribution/operators/inequal.cc
@@ -27,8 +27,6 @@
 void
 test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::von_mises_distribution<double> u(1.5, 3.0), v, w;
 
   VERIFY( u != v );
diff --git a/libstdc++-v3/testsuite/ext/rope/2.cc b/libstdc++-v3/testsuite/ext/rope/2.cc
index dbe2e9eb00b..37447237623 100644
--- a/libstdc++-v3/testsuite/ext/rope/2.cc
+++ b/libstdc++-v3/testsuite/ext/rope/2.cc
@@ -25,7 +25,6 @@ test01()
 {
   using namespace std;
   using namespace __gnu_cxx;
-  bool test __attribute__((unused)) = true;
 
   crope r(10000, 'x');
   crope r2 = r + "abc" + r;
diff --git a/libstdc++-v3/testsuite/ext/rope/3.cc b/libstdc++-v3/testsuite/ext/rope/3.cc
index 6eb5a658487..4277dfab8a7 100644
--- a/libstdc++-v3/testsuite/ext/rope/3.cc
+++ b/libstdc++-v3/testsuite/ext/rope/3.cc
@@ -79,7 +79,6 @@ void
 test01()
 {
   using namespace __gnu_cxx;
-  bool test __attribute__((unused)) = true;
 
   crope r;
   r = multiply(crope(base), 100000);
diff --git a/libstdc++-v3/testsuite/ext/rope/4.cc b/libstdc++-v3/testsuite/ext/rope/4.cc
index f73e8bffadc..39ef43445be 100644
--- a/libstdc++-v3/testsuite/ext/rope/4.cc
+++ b/libstdc++-v3/testsuite/ext/rope/4.cc
@@ -23,8 +23,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::crope r1("wibble");
   __gnu_cxx::crope r2;
   std::copy( r1.begin(), r1.end(),
diff --git a/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc b/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
index aa558164bbf..068f02328dd 100644
--- a/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
+++ b/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
@@ -44,7 +44,6 @@ void* thread_main(void *)
 
   // Please note that the memory leak in the rope implementation with
   // this test case, existed before and after fixing this bug...
-  bool test __attribute__((unused)) = true;
   VERIFY( !std::strcmp (data4, "barbazbonglehellohellohello") );
   return 0;
 }
@@ -52,8 +51,6 @@ void* thread_main(void *)
 int
 main()
 {
-  bool test __attribute__((unused)) = true;
-
   pthread_t tid[max_thread_count];
 
 #if defined(__sun) && defined(__svr4__) && _XOPEN_VERSION >= 500
diff --git a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_nan.cc b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_nan.cc
index 6c4f8faad92..bffdb4e13d0 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_nan.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_nan.cc
@@ -46,7 +46,6 @@ test01()
   long double d = __gnu_cxx::conf_hyperg(al, cl, xl);
   long double e = __gnu_cxx::conf_hypergl(al, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
@@ -77,7 +76,6 @@ test02()
   long double d = __gnu_cxx::conf_hyperg(al, cl, xl);
   long double e = __gnu_cxx::conf_hypergl(al, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
@@ -108,7 +106,6 @@ test03()
   long double d = __gnu_cxx::conf_hyperg(al, cl, xl);
   long double e = __gnu_cxx::conf_hypergl(al, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
diff --git a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_value.cc b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_value.cc
index d863ae8df93..b1001642ddd 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_value.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/check_value.cc
@@ -3610,7 +3610,6 @@ template<typename Tp, unsigned int Num>
   void
   test(const testcase_conf_hyperg<Tp> (&data)[Num], Tp toler)
   {
-    bool test __attribute__((unused)) = true;
     const Tp eps = std::numeric_limits<Tp>::epsilon();
     Tp max_abs_diff = -Tp(1);
     Tp max_abs_frac = -Tp(1);
diff --git a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc
index 31b81a69381..7127096f5c3 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc
@@ -50,7 +50,6 @@ test01()
   long double d = __gnu_cxx::hyperg(al, bl, cl, xl);
   long double e = __gnu_cxx::hypergl(al, bl, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
@@ -85,7 +84,6 @@ test02()
   long double d = __gnu_cxx::hyperg(al, bl, cl, xl);
   long double e = __gnu_cxx::hypergl(al, bl, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
@@ -120,7 +118,6 @@ test03()
   long double d = __gnu_cxx::hyperg(al, bl, cl, xl);
   long double e = __gnu_cxx::hypergl(al, bl, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
@@ -155,7 +152,6 @@ test04()
   long double d = __gnu_cxx::hyperg(al, bl, cl, xl);
   long double e = __gnu_cxx::hypergl(al, bl, cl, xl);
 
-  bool test [[gnu::unused]] = true;
   VERIFY(std::isnan(a));
   VERIFY(std::isnan(b));
   VERIFY(std::isnan(c));
diff --git a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc
index 5a7a4a6f670..e605b619aee 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc
@@ -11558,7 +11558,6 @@ template<typename Tp, unsigned int Num>
   void
   test(const testcase_hyperg<Tp> (&data)[Num], Tp toler)
   {
-    bool test __attribute__((unused)) = true;
     const Tp eps = std::numeric_limits<Tp>::epsilon();
     Tp max_abs_diff = -Tp(1);
     Tp max_abs_frac = -Tp(1);
diff --git a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-1.cc b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-1.cc
index 1f838529fef..ce9668461af 100644
--- a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-1.cc
@@ -26,7 +26,6 @@
 void test1()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   FILE* file = fopen("tmp_10063-1", "w");
   putc('0', file);
diff --git a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-2.cc b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-2.cc
index ed664040b6b..35dee4e04c8 100644
--- a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-2.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-2.cc
@@ -29,7 +29,6 @@
 void test2()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   filebuf fbuf;
   fbuf.open("tmp_10063-2", ios_base::out | ios_base::trunc);
diff --git a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-3.cc b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-3.cc
index 46351fa7a1a..b4d5d02c188 100644
--- a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-3.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/10063-3.cc
@@ -29,7 +29,6 @@
 void test3()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   filebuf fbuf;
   fbuf.open("tmp_10063-3", ios_base::out | ios_base::trunc);
diff --git a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/2.cc b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/2.cc
index 50c2f641cfb..0f35ee4d6e4 100644
--- a/libstdc++-v3/testsuite/ext/stdio_filebuf/char/2.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_filebuf/char/2.cc
@@ -32,7 +32,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   const char* name = "tmp_file1";
   FILE* file = fopen(name, "w");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/1.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/1.cc
index 347447bb5e0..00269941bb2 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/1.cc
@@ -27,7 +27,6 @@ void test01()
 {
   using namespace std;
 
-  bool test __attribute__((unused)) = true;
   const char* c_lit = "black pearl jasmine tea";
   unsigned size = strlen(c_lit);
   const char* name = "stdiobuf-1.txt";
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-1.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-1.cc
index d56b1aa8917..69156faef16 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-1.cc
@@ -25,7 +25,6 @@
 // libstdc++/12048
 void test02()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-2.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-2.cc
index f970866fd37..6f9ad6910e6 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-2.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-2.cc
@@ -25,7 +25,6 @@
 // libstdc++/12048
 void test03()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-3.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-3.cc
index 99033d5b845..943977d5f43 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-3.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-3.cc
@@ -25,7 +25,6 @@
 // libstdc++/12048
 void test04()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-4.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-4.cc
index 3dd200b9c6c..309f40a7582 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-4.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/char/12048-4.cc
@@ -25,7 +25,6 @@
 // libstdc++/12048
 void test05()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
index d8755aa60dc..08d2c0584d4 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
@@ -26,7 +26,6 @@ void test01()
   using namespace std;
   typedef char_traits<wchar_t> traits_type;
 
-  bool test __attribute__((unused)) = true;
   const char* c_lit = "black pearl jasmine tea";
   const wchar_t* w_lit = L"black pearl jasmine tea";
   unsigned size = strlen(c_lit);
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc
index 0319f3c4381..23e3a5e336d 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12077.cc
@@ -26,7 +26,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   const char* name = "tmp_12077";
 
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc
index 7614ce9ff2b..e6f93ab4a96 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc
@@ -23,7 +23,6 @@
 // libstdc++/12048
 void test02()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc
index e0d69ed4175..a7ffdb2636b 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc
@@ -23,7 +23,6 @@
 // libstdc++/12048
 void test03()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc
index 6b19abaa8b2..de79ded78a7 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc
@@ -23,7 +23,6 @@
 // libstdc++/12048
 void test04()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc
index 4d3d4500e76..e6d79361550 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc
@@ -23,7 +23,6 @@
 // libstdc++/12048
 void test05()
 {
-  bool test __attribute__((unused)) = true;
   const char* name = "cin_unget-1.txt";
 
   std::FILE* file = std::fopen(name, "r");
diff --git a/libstdc++-v3/testsuite/ext/throw_allocator/variadic_construct.cc b/libstdc++-v3/testsuite/ext/throw_allocator/variadic_construct.cc
index 438f2b17827..60fc96bd261 100644
--- a/libstdc++-v3/testsuite/ext/throw_allocator/variadic_construct.cc
+++ b/libstdc++-v3/testsuite/ext/throw_allocator/variadic_construct.cc
@@ -27,7 +27,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   typedef std::pair<int, char> pair_type;
   __gnu_cxx::throw_allocator_random<pair_type> alloc1;
 
diff --git a/libstdc++-v3/testsuite/ext/type_traits/add_unsigned.cc b/libstdc++-v3/testsuite/ext/type_traits/add_unsigned.cc
index f0a2b0818be..0825e2fa68f 100644
--- a/libstdc++-v3/testsuite/ext/type_traits/add_unsigned.cc
+++ b/libstdc++-v3/testsuite/ext/type_traits/add_unsigned.cc
@@ -25,7 +25,6 @@ template<typename T>
   void
   check_add_unsigned()
   {
-    bool test __attribute__((unused)) = true;
     typedef typename __gnu_cxx::__add_unsigned<T>::__type unsigned_type;
     VERIFY( std::tr1::is_unsigned<unsigned_type>::value );
   }
diff --git a/libstdc++-v3/testsuite/ext/type_traits/remove_unsigned.cc b/libstdc++-v3/testsuite/ext/type_traits/remove_unsigned.cc
index ada9d3de6f8..013c5490404 100644
--- a/libstdc++-v3/testsuite/ext/type_traits/remove_unsigned.cc
+++ b/libstdc++-v3/testsuite/ext/type_traits/remove_unsigned.cc
@@ -25,7 +25,6 @@ template<typename T>
   void
   check_remove_unsigned()
   {
-    bool test __attribute__((unused)) = true;
     typedef typename __gnu_cxx::__remove_unsigned<T>::__type signed_type;
     VERIFY( std::tr1::is_signed<signed_type>::value );
   }
diff --git a/libstdc++-v3/testsuite/ext/vstring/capacity/29134.cc b/libstdc++-v3/testsuite/ext/vstring/capacity/29134.cc
index b20d81616f6..779ab8523ca 100644
--- a/libstdc++-v3/testsuite/ext/vstring/capacity/29134.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/capacity/29134.cc
@@ -23,8 +23,6 @@
 // libstdc++/29134
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__vstring vs;
 
   VERIFY( vs.max_size() <= vs.get_allocator().max_size() );
diff --git a/libstdc++-v3/testsuite/ext/vstring/capacity/shrink_to_fit.cc b/libstdc++-v3/testsuite/ext/vstring/capacity/shrink_to_fit.cc
index 5d0b6120fb3..604802f9cb3 100644
--- a/libstdc++-v3/testsuite/ext/vstring/capacity/shrink_to_fit.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/capacity/shrink_to_fit.cc
@@ -25,8 +25,6 @@
 // libstdc++/42573
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__vstring vs(100, 'a');
   vs.push_back('b');
   vs.push_back('b');
diff --git a/libstdc++-v3/testsuite/ext/vstring/cons/58415-1.cc b/libstdc++-v3/testsuite/ext/vstring/cons/58415-1.cc
index e820382a165..bad61125a52 100644
--- a/libstdc++-v3/testsuite/ext/vstring/cons/58415-1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/cons/58415-1.cc
@@ -25,8 +25,6 @@ typedef __gnu_cxx::__versa_string<char> string;
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   string s1("string");
   string s2("");
   std::swap(s1, s2);
diff --git a/libstdc++-v3/testsuite/ext/vstring/cons/moveable.cc b/libstdc++-v3/testsuite/ext/vstring/cons/moveable.cc
index ed645f522de..289735cbfcd 100644
--- a/libstdc++-v3/testsuite/ext/vstring/cons/moveable.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/cons/moveable.cc
@@ -29,8 +29,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__sso_string a,b;
   a.push_back('1');
   b = std::move(a);
@@ -43,8 +41,6 @@ void test01()
 
 void test02()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__rc_string a,b;
   a.push_back('1');
   b = std::move(a);
diff --git a/libstdc++-v3/testsuite/ext/vstring/element_access/char/58163.cc b/libstdc++-v3/testsuite/ext/vstring/element_access/char/58163.cc
index 39daf7cba31..372861fb0fd 100644
--- a/libstdc++-v3/testsuite/ext/vstring/element_access/char/58163.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/element_access/char/58163.cc
@@ -25,8 +25,6 @@
 // PR c++/58163
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const __gnu_cxx::__vstring cs;
         __gnu_cxx::__vstring  s;
 
diff --git a/libstdc++-v3/testsuite/ext/vstring/element_access/char/front_back.cc b/libstdc++-v3/testsuite/ext/vstring/element_access/char/front_back.cc
index 16ab94d207d..86765a08c68 100644
--- a/libstdc++-v3/testsuite/ext/vstring/element_access/char/front_back.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/element_access/char/front_back.cc
@@ -26,7 +26,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   __gnu_cxx::__vstring str("ramifications");
   const __gnu_cxx::__vstring cstr("melodien");
diff --git a/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/58163.cc b/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/58163.cc
index 75da0a80a4b..ff7890c0d07 100644
--- a/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/58163.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/58163.cc
@@ -25,8 +25,6 @@
 // PR c++/58163
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const __gnu_cxx::__wvstring cs;
         __gnu_cxx::__wvstring  s;
 
diff --git a/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/front_back.cc b/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/front_back.cc
index 4ac4a145725..ed26bb0e03b 100644
--- a/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/front_back.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/element_access/wchar_t/front_back.cc
@@ -26,7 +26,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   __gnu_cxx::__wvstring str(L"ramifications");
   const __gnu_cxx::__wvstring cstr(L"melodien");
diff --git a/libstdc++-v3/testsuite/ext/vstring/hash/char/1.cc b/libstdc++-v3/testsuite/ext/vstring/hash/char/1.cc
index acbf36d0118..93caa1239a9 100644
--- a/libstdc++-v3/testsuite/ext/vstring/hash/char/1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/hash/char/1.cc
@@ -25,8 +25,6 @@
 // libstdc++/47773
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef __gnu_cxx::__vstring vstring_t;
   typedef std::unordered_map<vstring_t, int> map_t;
 
diff --git a/libstdc++-v3/testsuite/ext/vstring/hash/wchar_t/1.cc b/libstdc++-v3/testsuite/ext/vstring/hash/wchar_t/1.cc
index 6856451aac0..392f5ab6ce6 100644
--- a/libstdc++-v3/testsuite/ext/vstring/hash/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/hash/wchar_t/1.cc
@@ -25,8 +25,6 @@
 // libstdc++/47773
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   typedef __gnu_cxx::__wvstring vstring_t;
   typedef std::unordered_map<vstring_t, int> map_t;
 
diff --git a/libstdc++-v3/testsuite/ext/vstring/init-list.cc b/libstdc++-v3/testsuite/ext/vstring/init-list.cc
index 1318ffe2edb..41ef3b37e88 100644
--- a/libstdc++-v3/testsuite/ext/vstring/init-list.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/init-list.cc
@@ -22,10 +22,8 @@
 #include <ext/vstring.h>
 #include <testsuite_hooks.h>
 
-int test01(void)
+void test01(void)
 {
-  bool test = true;
-
   __gnu_cxx::__vstring s1 = { 'a', 'b', 'c' };
   VERIFY(s1 == "abc");
 
@@ -59,8 +57,6 @@ int test01(void)
   i2 = i1+6;
   s1.replace(i1, i2, { 'y', 'z' });
   VERIFY(s1 == "mnyzo");
-
-  return test;
 }
 
 int main()
diff --git a/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/char/28277.cc b/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/char/28277.cc
index 0b4a5cc79fe..fa26196cf2c 100644
--- a/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/char/28277.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/char/28277.cc
@@ -32,7 +32,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   ostringstream oss_01;
   const __gnu_cxx::__vstring str_01(50, 'a');
diff --git a/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc b/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc
index 67e02b1fb12..aa8c0d757c5 100644
--- a/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/inserters_extractors/wchar_t/28277.cc
@@ -32,7 +32,6 @@
 void test01()
 {
   using namespace std;
-  bool test __attribute__((unused)) = true;
 
   wostringstream oss_01;
   const __gnu_cxx::__wvstring str_01(50, L'a');
diff --git a/libstdc++-v3/testsuite/ext/vstring/modifiers/assign/move_assign.cc b/libstdc++-v3/testsuite/ext/vstring/modifiers/assign/move_assign.cc
index fd09f3b6bd4..73a6559f322 100644
--- a/libstdc++-v3/testsuite/ext/vstring/modifiers/assign/move_assign.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/modifiers/assign/move_assign.cc
@@ -28,8 +28,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__sso_string a, b;
   a.push_back('1');
   b.assign(std::move(a));
@@ -38,8 +36,6 @@ void test01()
 
 void test02()
 {
-  bool test __attribute__((unused)) = true;
-
   __gnu_cxx::__rc_string a, b;
   a.push_back('1');
   b.assign(std::move(a));
diff --git a/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/char/1.cc b/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/char/1.cc
index d1ceb5b8d17..eec61b243f9 100644
--- a/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/char/1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/char/1.cc
@@ -22,10 +22,8 @@
 #include <testsuite_hooks.h>
 
 template<typename StrT>
-int test01()
+void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const StrT cstr("Badger");
   StrT str = cstr;
   str.pop_back();
@@ -33,8 +31,6 @@ int test01()
 
   str += cstr.back();
   VERIFY( str == cstr );
-
-  return test;
 }
 
 int main()
diff --git a/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc b/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc
index a4716df1d49..9a2127f8844 100644
--- a/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/modifiers/pop_back/wchar_t/1.cc
@@ -22,10 +22,8 @@
 #include <testsuite_hooks.h>
 
 template<typename StrT>
-int test01()
+void test01()
 {
-  bool test __attribute__((unused)) = true;
-
   const StrT cstr(L"Badger");
   StrT str = cstr;
   str.pop_back();
@@ -33,8 +31,6 @@ int test01()
 
   str += cstr.back();
   VERIFY( str == cstr );
-
-  return test;
 }
 
 int main()
diff --git a/libstdc++-v3/testsuite/ext/vstring/operators/1.cc b/libstdc++-v3/testsuite/ext/vstring/operators/1.cc
index af403b74a45..b5b4da380b4 100644
--- a/libstdc++-v3/testsuite/ext/vstring/operators/1.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/operators/1.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using __gnu_cxx::__vstring;
 
   VERIFY( (__vstring("abc") + __vstring("def")
diff --git a/libstdc++-v3/testsuite/ext/vstring/operators/2.cc b/libstdc++-v3/testsuite/ext/vstring/operators/2.cc
index 72127563c63..8196b4feff5 100644
--- a/libstdc++-v3/testsuite/ext/vstring/operators/2.cc
+++ b/libstdc++-v3/testsuite/ext/vstring/operators/2.cc
@@ -25,7 +25,6 @@
 
 void test01()
 {
-  bool test __attribute__((unused)) = true;
   using __gnu_cxx::__vstring;
   using std::move;