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// RUN: %clang_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
#include <pthread.h>
#include <unistd.h>
_Atomic(int*) p;
void *thr(void *a) {
sleep(1);
int *pp = __c11_atomic_load(&p, __ATOMIC_RELAXED);
*pp = 42;
return 0;
}
int main() {
pthread_t th;
pthread_create(&th, 0, thr, p);
__c11_atomic_store(&p, new int, __ATOMIC_RELAXED);
pthread_join(th, 0);
}
// CHECK: data race
// CHECK: Previous write
// CHECK: #0 operator new
// CHECK: Location is heap block
// CHECK: #0 operator new
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