[rustc.git] / src / compiler-rt / test / tsan / suppressions_global.cc

// RUN: %clang_tsan -O1 %s -o %t && TSAN_OPTIONS="$TSAN_OPTIONS suppressions='%s.supp'" %run %t 2>&1 | FileCheck %s
#include <pthread.h>
#include <stdio.h>

int RacyGlobal;

void *Thread1(void *x) {
  RacyGlobal = 42;
  return NULL;
}

void *Thread2(void *x) {
  RacyGlobal = 43;
  return NULL;
}

int main() {
  pthread_t t[2];
  pthread_create(&t[0], NULL, Thread1, NULL);
  pthread_create(&t[1], NULL, Thread2, NULL);
  pthread_join(t[0], NULL);
  pthread_join(t[1], NULL);
  printf("OK\n");
  return 0;
}

// CHECK-NOT: failed to open suppressions file
// CHECK-NOT: WARNING: ThreadSanitizer: data race
Commit	Line	Data
92a42be0	1	// RUN: %clang_tsan -O1 %s -o %t && TSAN_OPTIONS="$TSAN_OPTIONS suppressions='%s.supp'" %run %t 2>&1 \| FileCheck %s
1a4d82fc JJ	2	#include <pthread.h>
	3	#include <stdio.h>
	4
	5	int RacyGlobal;
	6
	7	void Thread1(void x) {
	8	RacyGlobal = 42;
	9	return NULL;
	10	}
	11
	12	void Thread2(void x) {
	13	RacyGlobal = 43;
	14	return NULL;
	15	}
	16
	17	int main() {
	18	pthread_t t[2];
	19	pthread_create(&t[0], NULL, Thread1, NULL);
	20	pthread_create(&t[1], NULL, Thread2, NULL);
	21	pthread_join(t[0], NULL);
	22	pthread_join(t[1], NULL);
	23	printf("OK\n");
	24	return 0;
	25	}
	26
	27	// CHECK-NOT: failed to open suppressions file
	28	// CHECK-NOT: WARNING: ThreadSanitizer: data race
	29