1// ASan interceptor can be accessed with __interceptor_ prefix.
2
3// { dg-do run { target *-*-linux* } }
4// { dg-options "-fno-builtin-free" }
5// { dg-additional-options "-D__NO_INLINE__" { target { *-*-linux-gnu } } }
6// { dg-shouldfail "asan" }
7
8#include <stdlib.h>
9#include <stdio.h>
10#include <unistd.h>
11
12extern "C" void *__interceptor_malloc(size_t size);
13extern "C" void *malloc(size_t size) {
14  write(2, "malloc call\n", sizeof("malloc call\n") - 1);
15  return __interceptor_malloc(size);
16}
17
18int main() {
19  char *x = (char*)malloc(10);
20  free(x);
21  return (int)strtol(x, 0, 10);
22}
23
24// { dg-output "malloc call.*(\n|\r\n|\r)" }
25// { dg-output "\[^\n\r]*heap-use-after-free" }
26