1// FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
2// XFAIL: android
3//
4// RUN: %clangxx_asan -DSHARED %s -shared -o %T/stack_trace_dlclose.so -fPIC
5// RUN: %clangxx_asan -DSO_DIR=\"%T\" %s -o %t
6// RUN: ASAN_OPTIONS=exitcode=0 %run %t 2>&1 | FileCheck %s
7// XFAIL: arm-linux-gnueabi
8
9#include <assert.h>
10#include <dlfcn.h>
11#include <stdlib.h>
12#include <stdio.h>
13#include <unistd.h>
14
15#include <sanitizer/common_interface_defs.h>
16
17#ifdef SHARED
18extern "C" {
19void *foo() {
20  return malloc(1);
21}
22}
23#else
24void *handle;
25
26int main(int argc, char **argv) {
27  void *handle = dlopen(SO_DIR "/stack_trace_dlclose.so", RTLD_LAZY);
28  assert(handle);
29  void *(*foo)() = (void *(*)())dlsym(handle, "foo");
30  assert(foo);
31  void *p = foo();
32  assert(p);
33  dlclose(handle);
34
35  free(p);
36  free(p);  // double-free
37
38  return 0;
39}
40#endif
41
42// CHECK: {{    #0 0x.* in malloc}}
43// CHECK: {{    #1 0x.* \(<unknown module>\)}}
44// CHECK: {{    #2 0x.* in main}}
45