llvm-project/compiler-rt/lib/tsan/lit_tests/suppress_same_stacks.cc

28 lines
537 B
C++

// RUN: %clangxx_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
#include <pthread.h>
volatile int N; // Prevent loop unrolling.
int **data;
void *Thread1(void *x) {
for (int i = 0; i < N; i++)
data[i][0] = 42;
return 0;
}
int main() {
N = 4;
data = new int*[N];
for (int i = 0; i < N; i++)
data[i] = new int;
pthread_t t;
pthread_create(&t, 0, Thread1, 0);
Thread1(0);
pthread_join(t, 0);
for (int i = 0; i < N; i++)
delete data[i];
delete[] data;
}
// CHECK: ThreadSanitizer: reported 1 warnings