diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/atomic-fence.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/atomic-fence.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/atomic-fence.c b/gcc-4.9/gcc/testsuite/gcc.dg/atomic-fence.c new file mode 100644 index 000000000..ab5c7d62c --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/atomic-fence.c @@ -0,0 +1,28 @@ +/* Test __atomic routines for existence and execution with each valid + memory model. */ +/* { dg-do run } */ +/* { dg-require-effective-target sync_char_short } */ + + +/* Test that __atomic_{thread,signal}_fence builtins execute. */ + +int +main () +{ + __atomic_thread_fence (__ATOMIC_RELAXED); + __atomic_thread_fence (__ATOMIC_CONSUME); + __atomic_thread_fence (__ATOMIC_ACQUIRE); + __atomic_thread_fence (__ATOMIC_RELEASE); + __atomic_thread_fence (__ATOMIC_ACQ_REL); + __atomic_thread_fence (__ATOMIC_SEQ_CST); + + __atomic_signal_fence (__ATOMIC_RELAXED); + __atomic_signal_fence (__ATOMIC_CONSUME); + __atomic_signal_fence (__ATOMIC_ACQUIRE); + __atomic_signal_fence (__ATOMIC_RELEASE); + __atomic_signal_fence (__ATOMIC_ACQ_REL); + __atomic_signal_fence (__ATOMIC_SEQ_CST); + + return 0; +} + |