diff options
Diffstat (limited to 'libstdc++-v3/testsuite/29_atomics')
| -rw-r--r-- | libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc | 16 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc | 16 |
2 files changed, 24 insertions, 8 deletions
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc index 539656ba583..4f2a10d6d40 100644 --- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc +++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc @@ -1,3 +1,4 @@ +// { dg-options "-std=gnu++2a" } // { dg-do run { target c++2a } } // { dg-require-thread-fence "" } @@ -19,14 +20,21 @@ // <http://www.gnu.org/licenses/>. #include <atomic> +#include <testsuite_hooks.h> int main() { using namespace std; - atomic_flag af = ATOMIC_FLAG_INIT; - if (af.test(memory_order_acquire)) - af.clear(memory_order_release); + atomic_flag af0 = ATOMIC_FLAG_INIT; + VERIFY( ! af0.test(memory_order_acquire) ); - return 0; + atomic_flag af{true}; + const atomic_flag& caf = af; + + VERIFY( af.test(memory_order_acquire) ); + VERIFY( caf.test(memory_order_acquire) ); + af.clear(memory_order_release); + VERIFY( ! af.test(memory_order_acquire) ); + VERIFY( ! caf.test(memory_order_acquire) ); } diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc index 11d29ac0b9e..3889f32b98a 100644 --- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc +++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc @@ -1,3 +1,4 @@ +// { dg-options "-std=gnu++2a" } // { dg-do run { target c++2a } } // { dg-require-thread-fence "" } @@ -19,14 +20,21 @@ // <http://www.gnu.org/licenses/>. #include <atomic> +#include <testsuite_hooks.h> int main() { using namespace std; - atomic_flag af = ATOMIC_FLAG_INIT; - if (af.test()) - af.clear(); + atomic_flag af0 = ATOMIC_FLAG_INIT; + VERIFY( ! af0.test(memory_order_acquire) ); - return 0; + atomic_flag af{true}; + const atomic_flag& caf = af; + + VERIFY( af.test() ); + VERIFY( caf.test() ); + af.clear(); + VERIFY( ! af.test() ); + VERIFY( ! caf.test() ); } |