xref: /aosp_15_r20/external/compiler-rt/test/tsan/suppressions_global.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // RUN: %clang_tsan -O1 %s -o %t && %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s
2*7c3d14c8STreehugger Robot #include <pthread.h>
3*7c3d14c8STreehugger Robot #include <stdio.h>
4*7c3d14c8STreehugger Robot 
5*7c3d14c8STreehugger Robot int RacyGlobal;
6*7c3d14c8STreehugger Robot 
Thread1(void * x)7*7c3d14c8STreehugger Robot void *Thread1(void *x) {
8*7c3d14c8STreehugger Robot   RacyGlobal = 42;
9*7c3d14c8STreehugger Robot   return NULL;
10*7c3d14c8STreehugger Robot }
11*7c3d14c8STreehugger Robot 
Thread2(void * x)12*7c3d14c8STreehugger Robot void *Thread2(void *x) {
13*7c3d14c8STreehugger Robot   RacyGlobal = 43;
14*7c3d14c8STreehugger Robot   return NULL;
15*7c3d14c8STreehugger Robot }
16*7c3d14c8STreehugger Robot 
main()17*7c3d14c8STreehugger Robot int main() {
18*7c3d14c8STreehugger Robot   pthread_t t[2];
19*7c3d14c8STreehugger Robot   pthread_create(&t[0], NULL, Thread1, NULL);
20*7c3d14c8STreehugger Robot   pthread_create(&t[1], NULL, Thread2, NULL);
21*7c3d14c8STreehugger Robot   pthread_join(t[0], NULL);
22*7c3d14c8STreehugger Robot   pthread_join(t[1], NULL);
23*7c3d14c8STreehugger Robot   fprintf(stderr, "OK\n");
24*7c3d14c8STreehugger Robot   return 0;
25*7c3d14c8STreehugger Robot }
26*7c3d14c8STreehugger Robot 
27*7c3d14c8STreehugger Robot // CHECK-NOT: failed to open suppressions file
28*7c3d14c8STreehugger Robot // CHECK-NOT: WARNING: ThreadSanitizer: data race
29*7c3d14c8STreehugger Robot 
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