Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/tsan/bitfield_race.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; struct bitfield { int a:10; int b:10; } Global; void *Thread1(void *x) { barrier_wait(&barrier); Global.a = 42; return x; } int main() { barrier_init(&barrier, 2); pthread_t t; pthread_create(&t, 0, Thread1, 0); Global.b = 43; barrier_wait(&barrier); pthread_join(t, 0); return Global.a; } /* { dg-output "WARNING: ThreadSanitizer: data race.*(\n|\r\n|\r)" } */