llvm-project/compiler-rt/test/tsan/heap_race.cc

21 lines
378 B
C++

// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
#include <pthread.h>
#include <stdio.h>
#include <stddef.h>
void *Thread(void *a) {
((int*)a)[0]++;
return NULL;
}
int main() {
int *p = new int(42);
pthread_t t;
pthread_create(&t, NULL, Thread, p);
p[0]++;
pthread_join(t, NULL);
delete p;
}
// CHECK: WARNING: ThreadSanitizer: data race