malloc_zone-protected.cc revision 2d1fdb26e458c4ddc04155c1d421bced3ba90cd0 
1// Make sure the zones created by malloc_create_zone() are write-protected.
2#include <malloc/malloc.h>
3#include <stdio.h>
4
5// RUN: %clangxx_asan %s -o %t
6// RUN: not %run %t 2>&1 | FileCheck %s
7
8
9void *pwn(malloc_zone_t *unused_zone, size_t unused_size) {
10  printf("PWNED\n");
11  return NULL;
12}
13
14int main() {
15  malloc_zone_t *zone = malloc_create_zone(0, 0);
16  zone->malloc = pwn;
17  void *v = malloc_zone_malloc(zone, 1);
18  // CHECK-NOT: PWNED
19  return 0;
20}
21