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 %libdl -o %t
6 // RUN: ASAN_OPTIONS=exitcode=0 %run %t 2>&1 | FileCheck %s
7 // XFAIL: arm-linux-gnueabi
8 // XFAIL: armv7l-unknown-linux-gnueabihf
9 
10 #include <assert.h>
11 #include <dlfcn.h>
12 #include <stdlib.h>
13 #include <stdio.h>
14 #include <unistd.h>
15 
16 #include <sanitizer/common_interface_defs.h>
17 
18 #ifdef SHARED
19 extern "C" {
foo()20 void *foo() {
21   return malloc(1);
22 }
23 }
24 #else
25 void *handle;
26 
main(int argc,char ** argv)27 int main(int argc, char **argv) {
28   void *handle = dlopen(SO_DIR "/stack_trace_dlclose.so", RTLD_LAZY);
29   assert(handle);
30   void *(*foo)() = (void *(*)())dlsym(handle, "foo");
31   assert(foo);
32   void *p = foo();
33   assert(p);
34   dlclose(handle);
35 
36   free(p);
37   free(p);  // double-free
38 
39   return 0;
40 }
41 #endif
42 
43 // CHECK: {{    #0 0x.* in malloc}}
44 // CHECK: {{    #1 0x.* \(<unknown module>\)}}
45 // CHECK: {{    #2 0x.* in main}}
46