Cilk Plus testsuite needs massive cleanup (PR testsuite/70595)

	gcc:
	PR testsuite/70595
	* doc/sourcebuild.texi (Effective-Target Keywords, Other
	attributes): Document cilkplus_runtime.

	gcc/testsuite:
	PR testsuite/70595
	* lib/target-supports.exp (check_libcilkrts_available): Rename to ...
	(check_effective_target_cilkplus_runtime): ... this.
	* g++.dg/cilk-plus/cilk-plus.exp: Adapt to it.
	* gcc.dg/cilk-plus/cilk-plus.exp: Likewise.

	* c-c++-common/cilk-plus/CK/cilk-for-2.c: Remove dg-do target selector.
	Require cilkplus_runtime.
	Don't add -lcilkrts.
	* c-c++-common/cilk-plus/CK/cilk-fors.c: Likewise.
	* c-c++-common/cilk-plus/CK/cilk_for_grain.c: Likewise.
	* c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c: Likewise.
	* c-c++-common/cilk-plus/CK/fib.c: Likewise.
	* c-c++-common/cilk-plus/CK/fib_init_expr_xy.c: Likewise.
	* c-c++-common/cilk-plus/CK/fib_no_return.c: Likewise.
	* c-c++-common/cilk-plus/CK/fib_no_sync.c: Likewise.
	* c-c++-common/cilk-plus/CK/nested_cilk_for.c: Likewise.
	* c-c++-common/cilk-plus/CK/pr60586.c: Likewise.
	* c-c++-common/cilk-plus/CK/pr69826-1.c: Likewise.
	* c-c++-common/cilk-plus/CK/pr69826-2.c: Likewise.
	* c-c++-common/cilk-plus/CK/spawnee_inline.c: Likewise.
	* c-c++-common/cilk-plus/CK/spawner_inline.c: Likewise.
	* c-c++-common/cilk-plus/CK/spawning_arg.c: Likewise.
	* c-c++-common/cilk-plus/CK/steal_check.c: Likewise.
	* c-c++-common/cilk-plus/CK/varargs_test.c: Likewise.
	* g++.dg/cilk-plus/CK/catch_exc.cc: Likewise.
	* g++.dg/cilk-plus/CK/cilk-for-tplt.cc: Likewise.
	* g++.dg/cilk-plus/CK/const_spawn.cc: Likewise.
	* g++.dg/cilk-plus/CK/fib-opr-overload.cc: Likewise.
	* g++.dg/cilk-plus/CK/fib-tplt.cc: Likewise.
	* g++.dg/cilk-plus/CK/for1.cc: Likewise.
	* g++.dg/cilk-plus/CK/lambda_spawns.cc: Likewise.
	* g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc: Likewise.
	* g++.dg/cilk-plus/CK/pr60586.cc: Likewise.
	* g++.dg/cilk-plus/CK/pr66326.cc: Likewise.
	* g++.dg/cilk-plus/CK/stl_iter.cc: Likewise.
	* g++.dg/cilk-plus/CK/stl_rev_iter.cc: Likewise.
	* g++.dg/cilk-plus/CK/stl_test.cc: Likewise.

	* c-c++-common/cilk-plus/CK/pr63307.c: Remove dg-do target selector.
	* c-c++-common/cilk-plus/SE/ef_error3.c: Likewise.

	* c-c++-common/cilk-plus/SE/ef_error2.c: Explain target selector.

	* c-c++-common/cilk-plus/CK/test__cilk.c: Run if
	cilkplus_runtime.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@235574 138bc75d-0d04-0410-961f-82ee72b054a4

40 files changed, 129 insertions, 69 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1b657f183ca..c129db94825 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2016-04-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR testsuite/70595
+	* doc/sourcebuild.texi (Effective-Target Keywords, Other
+	attributes): Document cilkplus_runtime.
+
 2016-04-28  Martin Jambor  <mjambor@suse.cz>
 
 	* tree-cfg.c (verify_expr): Verify that local declarations belong to
diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index c5354cfc8f3..9a349a3f03a 100644
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -1878,6 +1878,9 @@ Target supports wide characters.
 @item automatic_stack_alignment
 Target supports automatic stack alignment.
 
+@item cilkplus_runtime
+Target supports the Cilk Plus runtime library.
+
 @item cxa_atexit
 Target uses @code{__cxa_atexit}.
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ec1f3a2cc45..ff7051bd97f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,52 @@
+2016-04-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR testsuite/70595
+	* lib/target-supports.exp (check_libcilkrts_available): Rename to ...
+	(check_effective_target_cilkplus_runtime): ... this.
+	* g++.dg/cilk-plus/cilk-plus.exp: Adapt to it.
+	* gcc.dg/cilk-plus/cilk-plus.exp: Likewise.
+
+	* c-c++-common/cilk-plus/CK/cilk-for-2.c: Remove dg-do target selector.
+	Require cilkplus_runtime.
+	Don't add -lcilkrts.
+	* c-c++-common/cilk-plus/CK/cilk-fors.c: Likewise.
+	* c-c++-common/cilk-plus/CK/cilk_for_grain.c: Likewise.
+	* c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c: Likewise.
+	* c-c++-common/cilk-plus/CK/fib.c: Likewise.
+	* c-c++-common/cilk-plus/CK/fib_init_expr_xy.c: Likewise.
+	* c-c++-common/cilk-plus/CK/fib_no_return.c: Likewise.
+	* c-c++-common/cilk-plus/CK/fib_no_sync.c: Likewise.
+	* c-c++-common/cilk-plus/CK/nested_cilk_for.c: Likewise.
+	* c-c++-common/cilk-plus/CK/pr60586.c: Likewise.
+	* c-c++-common/cilk-plus/CK/pr69826-1.c: Likewise.
+	* c-c++-common/cilk-plus/CK/pr69826-2.c: Likewise.
+	* c-c++-common/cilk-plus/CK/spawnee_inline.c: Likewise.
+	* c-c++-common/cilk-plus/CK/spawner_inline.c: Likewise.
+	* c-c++-common/cilk-plus/CK/spawning_arg.c: Likewise.
+	* c-c++-common/cilk-plus/CK/steal_check.c: Likewise.
+	* c-c++-common/cilk-plus/CK/varargs_test.c: Likewise.
+	* g++.dg/cilk-plus/CK/catch_exc.cc: Likewise.
+	* g++.dg/cilk-plus/CK/cilk-for-tplt.cc: Likewise.
+	* g++.dg/cilk-plus/CK/const_spawn.cc: Likewise.
+	* g++.dg/cilk-plus/CK/fib-opr-overload.cc: Likewise.
+	* g++.dg/cilk-plus/CK/fib-tplt.cc: Likewise.
+	* g++.dg/cilk-plus/CK/for1.cc: Likewise.
+	* g++.dg/cilk-plus/CK/lambda_spawns.cc: Likewise.
+	* g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc: Likewise.
+	* g++.dg/cilk-plus/CK/pr60586.cc: Likewise.
+	* g++.dg/cilk-plus/CK/pr66326.cc: Likewise.
+	* g++.dg/cilk-plus/CK/stl_iter.cc: Likewise.
+	* g++.dg/cilk-plus/CK/stl_rev_iter.cc: Likewise.
+	* g++.dg/cilk-plus/CK/stl_test.cc: Likewise.
+
+	* c-c++-common/cilk-plus/CK/pr63307.c: Remove dg-do target selector.
+	* c-c++-common/cilk-plus/SE/ef_error3.c: Likewise.
+
+	* c-c++-common/cilk-plus/SE/ef_error2.c: Explain target selector.
+
+	* c-c++-common/cilk-plus/CK/test__cilk.c: Run if
+	cilkplus_runtime.
+
 2016-04-27  Marc Glisse  <marc.glisse@inria.fr>
 
 	* gcc.dg/tree-ssa/overflow-2.c: New testcase.
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-for-2.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-for-2.c
index fd30667f8dc..32e4b9a5769 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-for-2.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-for-2.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 int msk;
 
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-fors.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-fors.c
index 0a8f046b637..6b2bbf779ae 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-fors.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk-fors.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_grain.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_grain.c
index ec02613ee91..5a95a06274f 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_grain.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_grain.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 
 int grain_value = 2;
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c
index f4a1f4c1324..1f8e84ee3d5 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/cilk_for_ptr_iter.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 
 
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib.c
index a8849fb9e6c..40e1cb48c25 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib.c
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_init_expr_xy.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_init_expr_xy.c
index 0196a8daba8..41fd0dbe1d6 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_init_expr_xy.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_init_expr_xy.c
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_return.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_return.c
index 47ebef52030..ccdbcfdce66 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_return.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_return.c
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_sync.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_sync.c
index a23051d4819..2c2a94b27a5 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_sync.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/fib_no_sync.c
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/nested_cilk_for.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/nested_cilk_for.c
index 3daaca9ae87..8f080a11252 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/nested_cilk_for.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/nested_cilk_for.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <stdio.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr60586.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr60586.c
index c4012a0a4b1..e2dc7b0c9d5 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr60586.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr60586.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus -O2" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 int noop(int x)
 {
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr63307.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr63307.c
index d476c454712..6db5386eaf0 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr63307.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr63307.c
@@ -1,4 +1,4 @@
 /* { dg-options "-fcilkplus -fcompare-debug" } */
-/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
+/* { dg-do compile } */
 
 #include "fib_no_return.c"
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-1.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-1.c
index bcf7727f0ae..97775243ccd 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-1.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-1.c
@@ -1,7 +1,7 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #define GRAINSIZE 2
 
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-2.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-2.c
index f4056c62e34..64d59291975 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-2.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/pr69826-2.c
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus -save-temps" } */
 /* { dg-additional-options "-std=gnu99" { target c } } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include "pr69826-1.c"
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawnee_inline.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawnee_inline.c
index 233a371f140..416d77abb11 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawnee_inline.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawnee_inline.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus -w" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawner_inline.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawner_inline.c
index 55ec223abb3..49592c9e979 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawner_inline.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawner_inline.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include <stdlib.h>
 #define DEFAULT_VALUE 30
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
index 138b82c187c..f5f062c32b3 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/steal_check.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/steal_check.c
index 6b41c7faf04..00b3c791833 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/steal_check.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/steal_check.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/test__cilk.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/test__cilk.c
index 2b37cd664c1..3157473fff4 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/test__cilk.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/test__cilk.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run { target cilkplus_runtime } } */
 /* { dg-options "-fcilkplus" } */
 
 int main (void)
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/varargs_test.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/varargs_test.c
index 27146002440..d97280043de 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/varargs_test.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/varargs_test.c
@@ -1,6 +1,6 @@
-/* { dg-do run  { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include <stdarg.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error2.c b/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error2.c
index 89e0c39b02c..28c3c987418 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error2.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error2.c
@@ -1,3 +1,4 @@
+/* The warning is x86-only.  */
 /* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
 /* { dg-options "-fcilkplus -Wall" } */
 
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error3.c b/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error3.c
index 195e9f1d7a6..789e2bc013d 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error3.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/SE/ef_error3.c
@@ -1,4 +1,4 @@
-/* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do compile } */
 /* { dg-options "-fcilkplus -Wall" } */
 
 __attribute__((vector (linear (x:y)))) /* { dg-message "parameter" "" { target c++ } } */
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc
index 09ddf8b28e3..82b74886ded 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc
@@ -1,6 +1,6 @@
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 
 #include <assert.h>
 #include <unistd.h>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/cilk-for-tplt.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/cilk-for-tplt.cc
index ff9a324a13f..9481dbef74e 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/cilk-for-tplt.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/cilk-for-tplt.cc
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #define SIZE 100
 #define CHECK_VALUE 5
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc
index 1ea473f1d57..c654826b3d9 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
 
 class Rectangle
 {
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc
index 6af4a367b7d..386a5021c92 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
 
 #if HAVE_IO
 #include <iostream>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc
index dbc2da881a9..66b1dfa9eb1 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-*-* } } } */
 
 struct fib_struct
 {
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/for1.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/for1.cc
index d2243acf581..b2f76c7019f 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/for1.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/for1.cc
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #if HAVE_IO
 #include <cstdio>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc
index 9b3d2cc26e7..96d2ea19c11 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc
@@ -1,7 +1,8 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
+/* { dg-require-effective-target c++11 } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-// { dg-require-effective-target c++11 }
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+
 #define FIRST_NUMBER 5
 #define SECOND_NUMBER 3
 #define HAVE_IO 0
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc
index b6e3fea8531..1a36262dc6d 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc
@@ -1,7 +1,7 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
+/* { dg-require-effective-target c++11 } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-// { dg-require-effective-target c++11 }
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
 
 #define FIRST_NUMBER 5
 #define SECOND_NUMBER 3
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/pr60586.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/pr60586.cc
index 6a27cade876..47c78281300 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/pr60586.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/pr60586.cc
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
 
 class Rectangle
 {
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/pr66326.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/pr66326.cc
index 057a9ced283..102b9734275 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/pr66326.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/pr66326.cc
@@ -1,6 +1,6 @@
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-do run { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include <vector>
 #include <random>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_iter.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_iter.cc
index d68ee7b7e7b..ed489d8b00a 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_iter.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_iter.cc
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 #include <vector>
 #include <cstdio>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_rev_iter.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_rev_iter.cc
index 6eee0d99ed1..ddc96d1223d 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_rev_iter.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_rev_iter.cc
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 
 #include <vector>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_test.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_test.cc
index 84518f34344..02b57c33a66 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/CK/stl_test.cc
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/stl_test.cc
@@ -1,6 +1,6 @@
-/* { dg-do run { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-do run } */
+/* { dg-require-effective-target cilkplus_runtime } */
 /* { dg-options "-fcilkplus" } */
-/* { dg-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
 
 
 #include <iostream>
diff --git a/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp b/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
index c8ffe9762fe..1e9f4af3a70 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
+++ b/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
@@ -55,7 +55,7 @@ if [cilkplus_init] {
     dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/AN/*.cc]] " -g -O3 -fcilkplus" " "
     dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/AN/*.cc]] " -O3 -ftree-vectorize -fcilkplus -g" " "
 
-    if { [check_libcilkrts_available] } {
+    if { [check_effective_target_cilkplus_runtime] } {
         dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -O1 -fcilkplus" " "
         dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -O3 -fcilkplus" " "
         dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -g -fcilkplus" " "
diff --git a/gcc/testsuite/gcc.dg/cilk-plus/cilk-plus.exp b/gcc/testsuite/gcc.dg/cilk-plus/cilk-plus.exp
index dbcd0be780b..fac975c6fc1 100644
--- a/gcc/testsuite/gcc.dg/cilk-plus/cilk-plus.exp
+++ b/gcc/testsuite/gcc.dg/cilk-plus/cilk-plus.exp
@@ -44,7 +44,7 @@ if [cilkplus_init] {
     dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/AN/*.c]] " -fcilkplus -O3 -std=c99" " "
     dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/AN/*.c]] " -fcilkplus -g -O0 -std=c99" " "
 
-    if { [check_libcilkrts_available] } {
+    if { [check_effective_target_cilkplus_runtime] } {
         dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -g " " "
         dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -O1 " " "
         dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -O2 -std=c99 " " "
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 422bbab16cb..04ca17656f2 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -1279,8 +1279,8 @@ proc check_iconv_available { test_what } {
 }
 
 # Return true if Cilk Library is supported on the target.
-proc check_libcilkrts_available { } {
-  return [ check_no_compiler_messages_nocache libcilkrts_available executable {
+proc check_effective_target_cilkplus_runtime { } {
+  return [ check_no_compiler_messages_nocache cilkplus_runtime executable {
 	#ifdef __cplusplus
 	extern "C" 
 	#endif