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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
18 extern "C" {
foo()19 void *foo() {
20   return malloc(1);
21 }
22 }
23 #else
24 void *handle;
25 
main(int argc,char ** argv)26 int 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