Merge branches/gcc-6-branch rev 249140.

Change-Id: I6b73a3960133b7cfc1a59998d7411d8a247b84e0

125 files changed, 254 insertions, 106 deletions

diff --git a/libstdc++-v3/testsuite/18_support/bad_exception/23591_thread-1.c b/libstdc++-v3/testsuite/18_support/bad_exception/23591_thread-1.c
index a0fe0d7c806..2cfc04b42c9 100644
--- a/libstdc++-v3/testsuite/18_support/bad_exception/23591_thread-1.c
+++ b/libstdc++-v3/testsuite/18_support/bad_exception/23591_thread-1.c
@@ -1,4 +1,5 @@
 // { dg-require-sharedlib "" }
+// { dg-skip-if "invalid options for C" { *-*-* } { "-std=c++??" "-std=gnu++??" } }
 // { dg-options "-g -O2 -pthread -ldl -x c -fvtable-verify=none" { target *-*-linux* *-*-gnu* *-*-solaris2.1[2-9]* } }
 
 // Copyright (C) 2005-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc
index 529b9508353..b8e6e2458c8 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc
@@ -83,7 +83,9 @@ void test01()
   TEST_ERRC(no_message_available);
 #endif
 
+#ifdef _GLIBCXX_HAVE_ENOMSG
   TEST_ERRC(no_message);
+#endif
   TEST_ERRC(no_protocol_option);
   TEST_ERRC(no_space_on_device);
 
diff --git a/libstdc++-v3/testsuite/20_util/reference_wrapper/80504.cc b/libstdc++-v3/testsuite/20_util/reference_wrapper/80504.cc
new file mode 100644
index 00000000000..727a560cd17
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/reference_wrapper/80504.cc
@@ -0,0 +1,34 @@
+// Copyright (C) 2017 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do compile { target c++11 } }
+
+#include <functional>
+
+namespace X {
+  struct Y { };
+  template<typename T> void ref(T) { }
+  template<typename T> void cref(T) { }
+}
+
+int main()
+{
+  X::Y i;
+  std::reference_wrapper<X::Y> r(i);
+  ref(r);
+  cref(r);
+}
diff --git a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc
index fe4d0c7c06b..24aa6d1ed9a 100644
--- a/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc
+++ b/libstdc++-v3/testsuite/20_util/reference_wrapper/invoke.cc
@@ -75,8 +75,7 @@ void test01()
   int (::X::* p_foo_c)(float) const = &::X::foo_c;
   int (::X::* p_foo_v)(float) volatile = &::X::foo_v;
   int (::X::* p_foo_cv)(float) const volatile = &::X::foo_cv;
-  int (::X::* p_foo_varargs)(float, ...) __attribute__((unused))
-    = &::X::foo_varargs;
+  int (::X::* p_foo_varargs)(float, ...) = &::X::foo_varargs;
   int ::X::* p_bar = &::X::bar;
 
   const float pi = 3.14;
@@ -98,10 +97,10 @@ void test01()
   VERIFY(ref(p_foo_v)(xp, pi) == 3);
   VERIFY(ref(p_foo_cv)(x, pi) == 3);
   VERIFY(ref(p_foo_cv)(xp, pi) == 3);
-  // VERIFY(ref(p_foo_varargs)(x, pi) == 3);
-  // VERIFY(ref(p_foo_varargs)(xp, pi, 1, 1) == 3);
-  // VERIFY(ref(p_foo_varargs)(x, pi, 1, 1) == 3);
-  // VERIFY(ref(p_foo_varargs)(xp, pi) == 3);
+  VERIFY(ref(p_foo_varargs)(x, pi) == 3);
+  VERIFY(ref(p_foo_varargs)(xp, pi, 1, 1) == 3);
+  VERIFY(ref(p_foo_varargs)(x, pi, 1, 1) == 3);
+  VERIFY(ref(p_foo_varargs)(xp, pi) == 3);
 
   // Member data pointers
   VERIFY(ref(p_bar)(x) == 17);
diff --git a/libstdc++-v3/testsuite/20_util/tuple/67844.cc b/libstdc++-v3/testsuite/20_util/tuple/67844.cc
index 0416a51a202..d515b7bebb3 100644
--- a/libstdc++-v3/testsuite/20_util/tuple/67844.cc
+++ b/libstdc++-v3/testsuite/20_util/tuple/67844.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 
 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc b/libstdc++-v3/testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc
index fe9bea678a4..a9bf9542dbf 100644
--- a/libstdc++-v3/testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc
+++ b/libstdc++-v3/testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc
@@ -15,6 +15,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-do compile { target c++11 } }
+
 #include <tuple>
 using namespace std;
 
@@ -27,4 +29,3 @@ int main() {
     tuple<Something> t1;
     tuple<Something> t2 = t1;
 }
-
diff --git a/libstdc++-v3/testsuite/20_util/tuple/cons/nested_tuple_construct.cc b/libstdc++-v3/testsuite/20_util/tuple/cons/nested_tuple_construct.cc
index 39a4f73c1d4..d3162ecf561 100644
--- a/libstdc++-v3/testsuite/20_util/tuple/cons/nested_tuple_construct.cc
+++ b/libstdc++-v3/testsuite/20_util/tuple/cons/nested_tuple_construct.cc
@@ -1,3 +1,5 @@
+// { dg-do run { target c++11 } }
+
 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
diff --git a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/assign_neg.cc b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/assign_neg.cc
index 7851243df50..49a05e607f2 100644
--- a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/assign_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/assign_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1879 }
+// { dg-prune-output "no matching function .*_M_fill_assign" }
 
 #include <deque>
 
diff --git a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc
index 2debd58ec3b..7b52fe2e325 100644
--- a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1812 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <deque>
 
diff --git a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc
index 5aa86269c50..02a2d3b8a72 100644
--- a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1812 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <deque>
 #include <utility>
diff --git a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/insert_neg.cc b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/insert_neg.cc
index 5742198bb98..90c004062f7 100644
--- a/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/insert_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/deque/requirements/dr438/insert_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1963 }
+// { dg-prune-output "no matching function .*_M_fill_insert" }
 
 #include <deque>
 
diff --git a/libstdc++-v3/testsuite/23_containers/list/operations/78389.cc b/libstdc++-v3/testsuite/23_containers/list/operations/78389.cc
index ac36f9c94d8..a3713a55569 100644
--- a/libstdc++-v3/testsuite/23_containers/list/operations/78389.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/operations/78389.cc
@@ -19,20 +19,20 @@
 
 // 23.2.2.4 list operations [lib.list.ops]
 
-#include <testsuite_hooks.h>
-
 #include <list>
+#include <testsuite_hooks.h>
 
 struct ThrowingComparator
 {
-    unsigned int throw_after = 0;
-    unsigned int count = 0;
-    bool operator()(int, int) {
-        if (++count >= throw_after) {
-            throw 666;
-        }
-        return true;
+  ThrowingComparator(unsigned n) : throw_after(n), count(0) { }
+  unsigned int throw_after;
+  unsigned int count;
+  bool operator()(int, int) {
+    if (++count >= throw_after) {
+      throw 666;
     }
+    return false;
+  }
 };
 
 struct X
@@ -48,7 +48,7 @@ bool operator<(const X&, const X&) {
   if (++count_X >= throw_after_X) {
     throw 666;
   }
-  return true;
+  return false;
 }
 
 
diff --git a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/assign_neg.cc b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/assign_neg.cc
index b956db648fe..90e3c07e687 100644
--- a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/assign_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/assign_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1740 }
+// { dg-prune-output "no matching function .*_M_fill_assign" }
 
 #include <list>
 
diff --git a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc
index 3400695b9b2..32815f446ec 100644
--- a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1692 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <list>
 
diff --git a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc
index 313c54a91e3..769d6156d8d 100644
--- a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1682 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <list>
 #include <utility>
diff --git a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/insert_neg.cc b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/insert_neg.cc
index 75b33f28f0a..fff543e50ae 100644
--- a/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/insert_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/requirements/dr438/insert_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1692 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <list>
 
diff --git a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/assign_neg.cc b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/assign_neg.cc
index 898431e738e..50e665d17d0 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/assign_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/assign_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1325 }
+// { dg-prune-output "no matching function .*_M_fill_assign" }
 
 #include <vector>
 
diff --git a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_1_neg.cc b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_1_neg.cc
index 3e27d5290cc..c8521b773c8 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_1_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_1_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1251 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <vector>
 
diff --git a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_2_neg.cc b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_2_neg.cc
index 680a84b16f0..bc75eb4ae3f 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_2_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/constructor_2_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1251 }
+// { dg-prune-output "no matching function .*_M_fill_initialize" }
 
 #include <vector>
 #include <utility>
diff --git a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/insert_neg.cc b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/insert_neg.cc
index 9c9dd600ac0..c73f861be5d 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/insert_neg.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/requirements/dr438/insert_neg.cc
@@ -18,7 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile }
-// { dg-prune-output 1366 }
+// { dg-prune-output "no matching function .*_M_fill_insert" }
 
 #include <vector>
 
diff --git a/libstdc++-v3/testsuite/25_algorithms/lower_bound/debug/irreflexive.cc b/libstdc++-v3/testsuite/25_algorithms/lower_bound/debug/irreflexive.cc
index f22452ecc8a..1554df0d97f 100644
--- a/libstdc++-v3/testsuite/25_algorithms/lower_bound/debug/irreflexive.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/lower_bound/debug/irreflexive.cc
@@ -42,6 +42,6 @@ struct A_int_comparer
 
 void test01()
 {
-  A as[] { 0, 1, 2, 3 };
+  A as[] = { 0, 1, 2, 3 };
   std::lower_bound(as, as + 4, 1, A_int_comparer());
 }
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
index d786e103438..c0e94877aac 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -75,6 +75,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
index 7d777b89c67..5ca9f5f8759 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -47,6 +47,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
index bb9e96e260c..14a4984105b 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -51,6 +51,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }
diff --git a/libstdc++-v3/testsuite/27_io/rvalue_streams.cc b/libstdc++-v3/testsuite/27_io/rvalue_streams.cc
index eba5bc35961..bff6e5ee3dc 100644
--- a/libstdc++-v3/testsuite/27_io/rvalue_streams.cc
+++ b/libstdc++-v3/testsuite/27_io/rvalue_streams.cc
@@ -15,7 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-do run }
+// { dg-do run { target c++11 } }
 
 #include <sstream>
 #include <string>
diff --git a/libstdc++-v3/testsuite/28_regex/basic_regex/ctors/basic/iter.cc b/libstdc++-v3/testsuite/28_regex/basic_regex/ctors/basic/iter.cc
new file mode 100644
index 00000000000..7776c5fd557
--- /dev/null
+++ b/libstdc++-v3/testsuite/28_regex/basic_regex/ctors/basic/iter.cc
@@ -0,0 +1,30 @@
+// Copyright (C) 2017 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do compile { target c++11 } }
+
+#include <regex>
+#include <testsuite_iterators.h>
+
+void
+test01()
+{
+  char s[] = "";
+  __gnu_test::test_container<char, __gnu_test::forward_iterator_wrapper> c(s);
+  std::regex r1(c.begin(), c.end());
+  std::regex r2(c.begin(), c.end(), std::regex_constants::grep);
+}
diff --git a/libstdc++-v3/testsuite/28_regex/regression.cc b/libstdc++-v3/testsuite/28_regex/regression.cc
index c9a3402011e..e5aec9ea05d 100644
--- a/libstdc++-v3/testsuite/28_regex/regression.cc
+++ b/libstdc++-v3/testsuite/28_regex/regression.cc
@@ -48,11 +48,33 @@ test02()
   VERIFY(std::regex_search("/abcd", rx));
 }
 
+// PR libstdc++/78236
+void
+test06()
+{
+  char const s[] = "afoo";
+  std::basic_regex<char> r("(f+)");
+  {
+    std::cregex_iterator i(s, s+sizeof(s), r);
+    std::cregex_iterator j(s, s+sizeof(s), r);
+    VERIFY(i == j);
+  }
+  // The iterator manipulation code must be repeated in the same scope
+  // to expose the undefined read during the execution of the ==
+  // operator (stack location reuse)
+  {
+    std::cregex_iterator i(s, s+sizeof(s), r);
+    std::cregex_iterator j;
+    VERIFY(!(i == j));
+  }
+}
+
 int
 main()
 {
   test01();
   test02();
+  test06();
   return 0;
 }
 
diff --git a/libstdc++-v3/testsuite/abi/header_cxxabi.c b/libstdc++-v3/testsuite/abi/header_cxxabi.c
index b424d8f8a99..3b1a7dceda2 100644
--- a/libstdc++-v3/testsuite/abi/header_cxxabi.c
+++ b/libstdc++-v3/testsuite/abi/header_cxxabi.c
@@ -1,4 +1,5 @@
 // { dg-do compile }
+// { dg-skip-if "invalid options for C" { *-*-* } { "-std=c++??" "-std=gnu++??" } }
 // { dg-options "-x c" }
 // Copyright (C) 2006-2016 Free Software Foundation, Inc.
 //
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 09d9af0ba8c..3fc42a464ef 100644
--- a/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc
+++ b/libstdc++-v3/testsuite/experimental/memory_resource/null_memory_resource.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++14" }
+// { dg-do run { target c++14 } }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
@@ -18,7 +18,6 @@
 // <http://www.gnu.org/licenses/>.
 
 #include <experimental/memory_resource>
-#include <bits/uses_allocator.h>
 #include <testsuite_hooks.h>
 
 using std::experimental::pmr::memory_resource;
diff --git a/libstdc++-v3/testsuite/experimental/type_erased_allocator/2.cc b/libstdc++-v3/testsuite/experimental/type_erased_allocator/2.cc
index fb927dc27af..8f7d0b5d24b 100644
--- a/libstdc++-v3/testsuite/experimental/type_erased_allocator/2.cc
+++ b/libstdc++-v3/testsuite/experimental/type_erased_allocator/2.cc
@@ -20,7 +20,6 @@
 #include <memory>
 #include <experimental/memory_resource>
 #include <experimental/utility>
-#include <bits/uses_allocator.h>
 #include <testsuite_hooks.h>
 #include <testsuite_allocator.h>
 
diff --git a/libstdc++-v3/testsuite/experimental/type_erased_allocator/uses_allocator.cc b/libstdc++-v3/testsuite/experimental/type_erased_allocator/uses_allocator.cc
index fc8acf16dcd..d3d53ee566a 100644
--- a/libstdc++-v3/testsuite/experimental/type_erased_allocator/uses_allocator.cc
+++ b/libstdc++-v3/testsuite/experimental/type_erased_allocator/uses_allocator.cc
@@ -1,7 +1,25 @@
-#include <bits/uses_allocator.h>
+// Copyright (C) 2015-2016 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do compile { target c++14 } }
+
 #include <vector>
-#include <experimental/utility>
 #include <memory>
+#include <experimental/utility>
 
 using std::vector;
 using std::allocator;
@@ -11,12 +29,5 @@ struct A {
   using allocator_type = std::experimental::erased_type;
 };
 
-void test01() {
-    static_assert(uses_allocator<vector<int>, allocator<int>>());
-    static_assert(uses_allocator<A, allocator<A>>());
-}
-
-int main() {
-  test01();
-  return 0;
-}
+static_assert(uses_allocator<vector<int>, allocator<int>>(), "");
+static_assert(uses_allocator<A, allocator<A>>(), "");
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 7119ce74f74..d6108d5fd4b 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
@@ -1,6 +1,7 @@
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
+// { dg-do run { target c++11 } }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
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 276efd6db74..d863ae8df93 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
@@ -1,4 +1,5 @@
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
+// { dg-do run { target c++11 } }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/compile.cc b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/compile.cc
index e811c5c359b..36f9a2cc4a9 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/compile.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/conf_hyperg/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
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 ba381ca3803..8806a3c2b1d 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_nan.cc
@@ -1,6 +1,7 @@
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
+// { dg-do run { target c++11 } }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
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 d87fcef03ee..5a7a4a6f670 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/hyperg/check_value.cc
@@ -1,5 +1,6 @@
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__ -ffp-contract=off" }
 // { dg-additional-options "-ffloat-store" { target { m68*-*-* || ia32 } } }
+// { dg-do run { target c++11 } }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/ext/special_functions/hyperg/compile.cc b/libstdc++-v3/testsuite/ext/special_functions/hyperg/compile.cc
index bf76d7861cc..3748f6ebd3e 100644
--- a/libstdc++-v3/testsuite/ext/special_functions/hyperg/compile.cc
+++ b/libstdc++-v3/testsuite/ext/special_functions/hyperg/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/libstdc++-prettyprinters/59161.cc b/libstdc++-v3/testsuite/libstdc++-prettyprinters/59161.cc
index d8fef27bbb5..a2d7f967635 100644
--- a/libstdc++-v3/testsuite/libstdc++-prettyprinters/59161.cc
+++ b/libstdc++-v3/testsuite/libstdc++-prettyprinters/59161.cc
@@ -59,8 +59,7 @@ int main()
   std::set<C>::iterator siter = s.begin();
 // { dg-final { regexp-test siter {ref = @0x.*} } }
 
-  std::vector<C> v;
-  v.push_back(c);
+  std::vector<C> v(1, c);
   std::vector<C>::iterator viter = v.begin();
 // { dg-final { regexp-test viter {ref = @0x.*} } }
 
diff --git a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_nan.cc b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_nan.cc
index c415ce16596..60c6871811d 100644
--- a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_value.cc b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_value.cc
index 89f317dfaac..d6a4f55fb7c 100644
--- a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile.cc b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile.cc
index 2214c62fd09..c2d32b79387 100644
--- a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile_2.cc b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile_2.cc
index 71af880c60d..d6a0ad1727d 100644
--- a/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/01_assoc_laguerre/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_nan.cc b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_nan.cc
index 63a8de3c49d..ec916ff8cfe 100644
--- a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_value.cc b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_value.cc
index 0c60ac64a1b..9028872c87e 100644
--- a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__ -ffp-contract=off" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile.cc b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile.cc
index 5c7e6510a49..e088030370d 100644
--- a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile_2.cc b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile_2.cc
index 9641f3aab5a..06b9a9a7c83 100644
--- a/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/02_assoc_legendre/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/03_beta/check_nan.cc b/libstdc++-v3/testsuite/special_functions/03_beta/check_nan.cc
index 3dc9f33a898..07ea9fa8bd8 100644
--- a/libstdc++-v3/testsuite/special_functions/03_beta/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/03_beta/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/03_beta/check_value.cc b/libstdc++-v3/testsuite/special_functions/03_beta/check_value.cc
index 9cc0b3528e8..93348810f79 100644
--- a/libstdc++-v3/testsuite/special_functions/03_beta/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/03_beta/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/03_beta/compile.cc b/libstdc++-v3/testsuite/special_functions/03_beta/compile.cc
index eb5e4d02fc3..25e5f063ea1 100644
--- a/libstdc++-v3/testsuite/special_functions/03_beta/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/03_beta/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/03_beta/compile_2.cc b/libstdc++-v3/testsuite/special_functions/03_beta/compile_2.cc
index a6eb6acad1a..76ee9fcdbed 100644
--- a/libstdc++-v3/testsuite/special_functions/03_beta/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/03_beta/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_nan.cc b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_nan.cc
index 33e63c5c400..7d0eb0a2f81 100644
--- a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_value.cc b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_value.cc
index b2bf414bf0f..f9e99528d44 100644
--- a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile.cc b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile.cc
index cd95b6b9a97..87987f56bd4 100644
--- a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile_2.cc b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile_2.cc
index de4ef4b95b5..b3d6bfd1579 100644
--- a/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/04_comp_ellint_1/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_nan.cc b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_nan.cc
index e4a912f1b05..72e1d107a69 100644
--- a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_value.cc b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_value.cc
index 649b8e55767..eda301254d0 100644
--- a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile.cc b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile.cc
index a00a031c5cb..9fe4058f4d6 100644
--- a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile_2.cc b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile_2.cc
index 4707bab5e9f..6d198ff14e3 100644
--- a/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/05_comp_ellint_2/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_nan.cc b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_nan.cc
index 0bc697cf554..62be47da3bd 100644
--- a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_value.cc b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_value.cc
index 694bf42fbd6..6ac640fbe07 100644
--- a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile.cc b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile.cc
index 0bd99a65fd3..e38010e5df7 100644
--- a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile_2.cc b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile_2.cc
index 76da042fd32..e09580ffad5 100644
--- a/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/06_comp_ellint_3/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_nan.cc b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_nan.cc
index 3639d103818..0bf026414c8 100644
--- a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_value.cc b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_value.cc
index 792e0f14cbe..923122118ec 100644
--- a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile.cc b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile.cc
index 1d13223f33b..1237398be5f 100644
--- a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile_2.cc b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile_2.cc
index 33d3fe3bbb5..39dddc820ae 100644
--- a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/pr56216.cc b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/pr56216.cc
index 31ca8944a10..e4a2ef46281 100644
--- a/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/pr56216.cc
+++ b/libstdc++-v3/testsuite/special_functions/07_cyl_bessel_i/pr56216.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 // Copyright (C) 2015 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_nan.cc b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_nan.cc
index 481a94c5f1f..719dac93dd5 100644
--- a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_value.cc b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_value.cc
index 9a6255b6ce9..1c7c16a85b9 100644
--- a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile.cc b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile.cc
index 336b54ad4b3..7a55aa07ecb 100644
--- a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile_2.cc b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile_2.cc
index 8b25dd0a69e..1b2cf615623 100644
--- a/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/08_cyl_bessel_j/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_nan.cc b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_nan.cc
index 48a77478906..b58a6fb9550 100644
--- a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_value.cc b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_value.cc
index 2bd1fa27993..b3607aa7e5b 100644
--- a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile.cc b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile.cc
index feb42faf75e..db2c447b43d 100644
--- a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile_2.cc b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile_2.cc
index 4726e67050d..6e50bdbdbb8 100644
--- a/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/09_cyl_bessel_k/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_nan.cc b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_nan.cc
index bb9d927bd62..487d82e0489 100644
--- a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_value.cc b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_value.cc
index 5d320f67e44..03d6b82b5d0 100644
--- a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile.cc b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile.cc
index c9a49509e90..9a7db53d0eb 100644
--- a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile_2.cc b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile_2.cc
index 4cf86309a0f..1d1eabd03c0 100644
--- a/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/10_cyl_neumann/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_nan.cc b/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_nan.cc
index e5150faf090..71760204bf9 100644
--- a/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_value.cc b/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_value.cc
index 10bc509e936..b2040c7c9e7 100644
--- a/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/11_ellint_1/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile.cc b/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile.cc
index f4502691f9e..50ad2e15adf 100644
--- a/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile_2.cc b/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile_2.cc
index 0effa24003c..568d0c64edb 100644
--- a/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/11_ellint_1/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_nan.cc b/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_nan.cc
index 4878577d5ef..9b2eba0738b 100644
--- a/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_value.cc b/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_value.cc
index 39f3cc63522..b49a4cc61a5 100644
--- a/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/12_ellint_2/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile.cc b/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile.cc
index bd3350cd549..71206de5e4e 100644
--- a/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile_2.cc b/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile_2.cc
index 098f301fca7..e0f8cb04773 100644
--- a/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/12_ellint_2/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_nan.cc b/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_nan.cc
index a524c37d443..bdec59e5e1b 100644
--- a/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_value.cc b/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_value.cc
index 4332b5fe30e..d806d4880f0 100644
--- a/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/13_ellint_3/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile.cc b/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile.cc
index 02fa02d00f0..0bba92475f8 100644
--- a/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile_2.cc b/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile_2.cc
index 6e8f2fd019d..7e4fa00b821 100644
--- a/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/13_ellint_3/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/14_expint/check_nan.cc b/libstdc++-v3/testsuite/special_functions/14_expint/check_nan.cc
index dfb96de5107..7c0c5e49e9c 100644
--- a/libstdc++-v3/testsuite/special_functions/14_expint/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/14_expint/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/14_expint/check_value.cc b/libstdc++-v3/testsuite/special_functions/14_expint/check_value.cc
index dcd943b0316..5b3f8e0bea6 100644
--- a/libstdc++-v3/testsuite/special_functions/14_expint/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/14_expint/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/14_expint/compile.cc b/libstdc++-v3/testsuite/special_functions/14_expint/compile.cc
index 9bbd9536195..facdab9ae18 100644
--- a/libstdc++-v3/testsuite/special_functions/14_expint/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/14_expint/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/14_expint/compile_2.cc b/libstdc++-v3/testsuite/special_functions/14_expint/compile_2.cc
index c501bfd2f0b..452b35f4de2 100644
--- a/libstdc++-v3/testsuite/special_functions/14_expint/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/14_expint/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/15_hermite/check_nan.cc b/libstdc++-v3/testsuite/special_functions/15_hermite/check_nan.cc
index e6fecef2115..cf5357e2e55 100644
--- a/libstdc++-v3/testsuite/special_functions/15_hermite/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/15_hermite/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/15_hermite/check_value.cc b/libstdc++-v3/testsuite/special_functions/15_hermite/check_value.cc
index a6b6a3f7a80..a805549758a 100644
--- a/libstdc++-v3/testsuite/special_functions/15_hermite/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/15_hermite/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/15_hermite/compile.cc b/libstdc++-v3/testsuite/special_functions/15_hermite/compile.cc
index 948d907e310..d97d2d4e5bf 100644
--- a/libstdc++-v3/testsuite/special_functions/15_hermite/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/15_hermite/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/15_hermite/compile_2.cc b/libstdc++-v3/testsuite/special_functions/15_hermite/compile_2.cc
index f792e1740ab..28a525bde50 100644
--- a/libstdc++-v3/testsuite/special_functions/15_hermite/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/15_hermite/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/16_laguerre/check_nan.cc b/libstdc++-v3/testsuite/special_functions/16_laguerre/check_nan.cc
index 9ae721c86de..b73c3db3508 100644
--- a/libstdc++-v3/testsuite/special_functions/16_laguerre/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/16_laguerre/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/16_laguerre/check_value.cc b/libstdc++-v3/testsuite/special_functions/16_laguerre/check_value.cc
index 82f48724796..3447ad8e14a 100644
--- a/libstdc++-v3/testsuite/special_functions/16_laguerre/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/16_laguerre/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/16_laguerre/compile.cc b/libstdc++-v3/testsuite/special_functions/16_laguerre/compile.cc
index b6636413174..7e248612297 100644
--- a/libstdc++-v3/testsuite/special_functions/16_laguerre/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/16_laguerre/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/16_laguerre/compile_2.cc b/libstdc++-v3/testsuite/special_functions/16_laguerre/compile_2.cc
index 70c85ccf498..5bb244531e1 100644
--- a/libstdc++-v3/testsuite/special_functions/16_laguerre/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/16_laguerre/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/17_legendre/check_nan.cc b/libstdc++-v3/testsuite/special_functions/17_legendre/check_nan.cc
index 98a9a30741c..26fa341ec8b 100644
--- a/libstdc++-v3/testsuite/special_functions/17_legendre/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/17_legendre/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/17_legendre/check_value.cc b/libstdc++-v3/testsuite/special_functions/17_legendre/check_value.cc
index 58944783928..626bdc90635 100644
--- a/libstdc++-v3/testsuite/special_functions/17_legendre/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/17_legendre/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/17_legendre/compile.cc b/libstdc++-v3/testsuite/special_functions/17_legendre/compile.cc
index 820293a1ba1..4d60fb91b75 100644
--- a/libstdc++-v3/testsuite/special_functions/17_legendre/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/17_legendre/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/17_legendre/compile_2.cc b/libstdc++-v3/testsuite/special_functions/17_legendre/compile_2.cc
index 00458b190cb..ff720fb072a 100644
--- a/libstdc++-v3/testsuite/special_functions/17_legendre/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/17_legendre/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_nan.cc b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_nan.cc
index 59c67919747..1e49e9312c7 100644
--- a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_value.cc b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_value.cc
index f84edd86bb8..7ab4ea0988a 100644
--- a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile.cc b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile.cc
index e655a1e0a9e..d14dbed976b 100644
--- a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile_2.cc b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile_2.cc
index e6e3cd989c9..9b7c3d144af 100644
--- a/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/18_riemann_zeta/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_nan.cc b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_nan.cc
index 28a98966bc8..dd99d669e77 100644
--- a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_value.cc b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_value.cc
index 6ad21af3a4b..38e61626b3d 100644
--- a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile.cc b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile.cc
index 3ad65a23e99..c7ec036c261 100644
--- a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile_2.cc b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile_2.cc
index 1fb7c2dedb3..054e44294f8 100644
--- a/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/19_sph_bessel/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_nan.cc b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_nan.cc
index caa7aff820e..8e2558d4118 100644
--- a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_value.cc b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_value.cc
index 994054a5912..5e4344e8572 100644
--- a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile.cc b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile.cc
index a10e090a0a2..89ffc218d0d 100644
--- a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile_2.cc b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile_2.cc
index 81cc52516fa..357dbdea871 100644
--- a/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/20_sph_legendre/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_nan.cc b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_nan.cc
index e85a64323c5..03bc64399d0 100644
--- a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_nan.cc
+++ b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_nan.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-require-c-std "" }
 // { dg-add-options ieee }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
diff --git a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_value.cc b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_value.cc
index 441594f2615..371501d0e05 100644
--- a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_value.cc
+++ b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/check_value.cc
@@ -1,3 +1,4 @@
+// { dg-do run { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 //
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile.cc b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile.cc
index 208b809b5a1..02404b5cffc 100644
--- a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile.cc
+++ b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile_2.cc b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile_2.cc
index b9d83862244..456d98624d3 100644
--- a/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile_2.cc
+++ b/libstdc++-v3/testsuite/special_functions/21_sph_neumann/compile_2.cc
@@ -1,4 +1,4 @@
-// { dg-do compile }
+// { dg-do compile { target c++11 } }
 // { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
 
 // Copyright (C) 2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc
index b8605d8aea7..ff4b7b1c301 100644
--- a/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc
+++ b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc
@@ -1,5 +1,3 @@
-// { dg-options "-D__STDCPP_WANT_MATH_SPEC_FUNCS__" }
-//
 // Copyright (C) 2016 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
diff --git a/libstdc++-v3/testsuite/util/testsuite_hooks.h b/libstdc++-v3/testsuite/util/testsuite_hooks.h
index 98ee30e1607..e14cbb5f516 100644
--- a/libstdc++-v3/testsuite/util/testsuite_hooks.h
+++ b/libstdc++-v3/testsuite/util/testsuite_hooks.h
@@ -233,9 +233,9 @@ namespace __gnu_test
   private:
     static unsigned int _M_count;
   };
-  
-  // An class of objects that can be used for validating various
-  // behaviours and guarantees of containers and algorithms defined in
+
+  // A class of objects that can be used for validating various
+  // behaviors and guarantees of containers and algorithms defined in
   // the standard library.
   class copy_tracker
   {