Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/tsan/race_on_barrier.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-shouldfail "tsan" } */ /* { dg-additional-options "-ldl" } */ #include <pthread.h> #include "tsan_barrier.h" static pthread_barrier_t barrier; pthread_barrier_t B; int Global; void *Thread1(void *x) { pthread_barrier_init(&B, 0, 2); barrier_wait(&barrier); pthread_barrier_wait(&B); return NULL; } void *Thread2(void *x) { barrier_wait(&barrier); pthread_barrier_wait(&B); return NULL; } int main() { barrier_init(&barrier, 2); pthread_t t; pthread_create(&t, NULL, Thread1, NULL); Thread2(0); pthread_join(t, NULL); pthread_barrier_destroy(&B); return 0; } /* { dg-output "WARNING: ThreadSanitizer: data race.*(\n|\r\n|\r)" } */