1*bcaeed49SFangrui Song // RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s 2*bcaeed49SFangrui Song #include <pthread.h> 3*bcaeed49SFangrui Song #include <stdlib.h> 4*bcaeed49SFangrui Song #include <stdio.h> 5*bcaeed49SFangrui Song #include <sched.h> 6*bcaeed49SFangrui Song 7*bcaeed49SFangrui Song struct Cache { 8*bcaeed49SFangrui Song int x; CacheCache9*bcaeed49SFangrui Song explicit Cache(int x) 10*bcaeed49SFangrui Song : x(x) { 11*bcaeed49SFangrui Song } 12*bcaeed49SFangrui Song }; 13*bcaeed49SFangrui Song 14*bcaeed49SFangrui Song int g_other; 15*bcaeed49SFangrui Song CreateCache()16*bcaeed49SFangrui SongCache *CreateCache() { 17*bcaeed49SFangrui Song g_other = rand(); 18*bcaeed49SFangrui Song return new Cache(rand()); 19*bcaeed49SFangrui Song } 20*bcaeed49SFangrui Song Thread1(void * x)21*bcaeed49SFangrui Songvoid *Thread1(void *x) { 22*bcaeed49SFangrui Song static Cache *c = CreateCache(); 23*bcaeed49SFangrui Song if (c->x == g_other) 24*bcaeed49SFangrui Song exit(1); 25*bcaeed49SFangrui Song return 0; 26*bcaeed49SFangrui Song } 27*bcaeed49SFangrui Song main()28*bcaeed49SFangrui Songint main() { 29*bcaeed49SFangrui Song pthread_t t[2]; 30*bcaeed49SFangrui Song pthread_create(&t[0], 0, Thread1, 0); 31*bcaeed49SFangrui Song pthread_create(&t[1], 0, Thread1, 0); 32*bcaeed49SFangrui Song pthread_join(t[0], 0); 33*bcaeed49SFangrui Song pthread_join(t[1], 0); 34*bcaeed49SFangrui Song fprintf(stderr, "PASS\n"); 35*bcaeed49SFangrui Song } 36*bcaeed49SFangrui Song 37*bcaeed49SFangrui Song // CHECK-NOT: WARNING: ThreadSanitizer: data race 38