1// Check that without suppressions, we catch the issue.
2// RUN: %clangxx_asan -O0 %s -o %t
3// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
4
5// RUN: echo "interceptor_name:strlen" > %t.supp
6// RUN: %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
7
8// XFAIL: android
9
10#include <stdio.h>
11#include <stdlib.h>
12#include <string.h>
13
14int main() {
15  char *a = (char *)malloc(6);
16  free(a);
17  size_t len = strlen(a); // BOOM
18  fprintf(stderr, "strlen ignored, len = %zu\n", len);
19}
20
21// CHECK-CRASH: AddressSanitizer: heap-use-after-free
22// CHECK-CRASH-NOT: strlen ignored
23// CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
24// CHECK-IGNORE: strlen ignored
25