1*7c3d14c8STreehugger Robot // RUN: echo "race_top:TopFunction" > %t.supp 2*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -o %t 3*7c3d14c8STreehugger Robot // RUN: %env_tsan_opts=suppressions='%t.supp' %deflake %run %t 2>&1 | FileCheck %s 4*7c3d14c8STreehugger Robot // RUN: rm %t.supp 5*7c3d14c8STreehugger Robot #include "test.h" 6*7c3d14c8STreehugger Robot 7*7c3d14c8STreehugger Robot int Global; 8*7c3d14c8STreehugger Robot AnotherFunction(int * p)9*7c3d14c8STreehugger Robotvoid AnotherFunction(int *p) { 10*7c3d14c8STreehugger Robot *p = 1; 11*7c3d14c8STreehugger Robot } 12*7c3d14c8STreehugger Robot TopFunction(int * p)13*7c3d14c8STreehugger Robotvoid TopFunction(int *p) { 14*7c3d14c8STreehugger Robot AnotherFunction(p); 15*7c3d14c8STreehugger Robot } 16*7c3d14c8STreehugger Robot Thread(void * x)17*7c3d14c8STreehugger Robotvoid *Thread(void *x) { 18*7c3d14c8STreehugger Robot barrier_wait(&barrier); 19*7c3d14c8STreehugger Robot TopFunction(&Global); 20*7c3d14c8STreehugger Robot return 0; 21*7c3d14c8STreehugger Robot } 22*7c3d14c8STreehugger Robot main()23*7c3d14c8STreehugger Robotint main() { 24*7c3d14c8STreehugger Robot barrier_init(&barrier, 2); 25*7c3d14c8STreehugger Robot pthread_t t; 26*7c3d14c8STreehugger Robot pthread_create(&t, 0, Thread, 0); 27*7c3d14c8STreehugger Robot Global--; 28*7c3d14c8STreehugger Robot barrier_wait(&barrier); 29*7c3d14c8STreehugger Robot pthread_join(t, 0); 30*7c3d14c8STreehugger Robot } 31*7c3d14c8STreehugger Robot 32*7c3d14c8STreehugger Robot // CHECK: WARNING: ThreadSanitizer: data race 33