diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/tsan/race_on_barrier2.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/c-c++-common/tsan/race_on_barrier2.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/tsan/race_on_barrier2.c b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/race_on_barrier2.c new file mode 100644 index 000000000..b01a5cc21 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/race_on_barrier2.c @@ -0,0 +1,32 @@ +/* { dg-shouldfail "tsan" } */ + +#include <pthread.h> +#include <stdio.h> +#include <stddef.h> +#include <unistd.h> + +pthread_barrier_t B; +int Global; + +void *Thread1(void *x) { + if (pthread_barrier_wait(&B) == PTHREAD_BARRIER_SERIAL_THREAD) + pthread_barrier_destroy(&B); + return NULL; +} + +void *Thread2(void *x) { + if (pthread_barrier_wait(&B) == PTHREAD_BARRIER_SERIAL_THREAD) + pthread_barrier_destroy(&B); + return NULL; +} + +int main() { + pthread_barrier_init(&B, 0, 2); + pthread_t t; + pthread_create(&t, NULL, Thread1, NULL); + Thread2(0); + pthread_join(t, NULL); + return 0; +} + +/* { dg-output "WARNING: ThreadSanitizer: data race.*(\n|\r\n|\r)" } */ |