llvm-project/compiler-rt/test/tsan/Linux/thread_timedjoin.c

40 lines
881 B
C

// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
#define _GNU_SOURCE
#include "../test.h"
#include <errno.h>
int var;
void *Thread(void *x) {
barrier_wait(&barrier);
var = 1;
return 0;
}
static void check(int res, int expect) {
if (res != expect) {
fprintf(stderr, "Unexpected result of pthread_timedjoin_np: %d\n", res);
exit(1);
}
}
int main() {
barrier_init(&barrier, 2);
pthread_t t;
pthread_create(&t, 0, Thread, 0);
struct timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);
check(pthread_timedjoin_np(t, 0, &ts), ETIMEDOUT);
barrier_wait(&barrier);
clock_gettime(CLOCK_REALTIME, &ts);
ts.tv_sec += 10000;
check(pthread_timedjoin_np(t, 0, &ts), 0);
var = 2;
fprintf(stderr, "PASS\n");
return 0;
}
// CHECK-NOT: WARNING: ThreadSanitizer: data race
// CHECK-NOT: WARNING: ThreadSanitizer: thread leak
// CHECK: PASS