diff options
Diffstat (limited to 'lib/tsan/output_tests/static_init5.cc')
-rw-r--r-- | lib/tsan/output_tests/static_init5.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/tsan/output_tests/static_init5.cc b/lib/tsan/output_tests/static_init5.cc new file mode 100644 index 0000000..4b050c9 --- /dev/null +++ b/lib/tsan/output_tests/static_init5.cc @@ -0,0 +1,40 @@ +#include <pthread.h> +#include <stdlib.h> +#include <stdio.h> +#include <sched.h> + +struct Cache { + int x; + Cache(int x) + : x(x) { + } +}; + +void *AsyncInit(void *p) { + return new Cache((int)(long)p); +} + +Cache *CreateCache() { + pthread_t t; + pthread_create(&t, 0, AsyncInit, (void*)rand()); + void *res; + pthread_join(t, &res); + return (Cache*)res; +} + +void *Thread1(void *x) { + static Cache *c = CreateCache(); + if (c->x >= RAND_MAX) + exit(1); + return 0; +} + +int main() { + pthread_t t[2]; + pthread_create(&t[0], 0, Thread1, 0); + pthread_create(&t[1], 0, Thread1, 0); + pthread_join(t[0], 0); + pthread_join(t[1], 0); +} + +// CHECK-NOT: WARNING: ThreadSanitizer: data race |