stack-trace-dlclose.cc revision 5d71de26cedae3dafc17449fe0182045c0bd20e8
15d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
25d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// XFAIL: android
35d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)//
45d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// RUN: %clangxx_asan -DSHARED %s -shared -o %T/stack_trace_dlclose.so -fPIC
55d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// RUN: %clangxx_asan -DSO_DIR=\"%T\" %s -o %t
65d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// RUN: ASAN_OPTIONS=exitcode=0 %run %t 2>&1 | FileCheck %s
75d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// XFAIL: arm-linux-gnueabi
85d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
95d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <assert.h>
105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <dlfcn.h>
115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <stdlib.h>
125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <stdio.h>
135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <unistd.h>
145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
155d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <sanitizer/common_interface_defs.h>
165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#ifdef SHARED
185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)extern "C" {
195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void *foo() {
205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  return malloc(1);
215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}
225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}
235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#else
245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void *handle;
255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)int main(int argc, char **argv) {
275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  void *handle = dlopen(SO_DIR "/stack_trace_dlclose.so", RTLD_LAZY);
285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  assert(handle);
295d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  void *(*foo)() = (void *(*)())dlsym(handle, "foo");
305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  assert(foo);
315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  void *p = foo();
325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  assert(p);
335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  dlclose(handle);
345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  free(p);
365d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  free(p);  // double-free
375d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
385d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)  return 0;
395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}
405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#endif
415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)
425d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// CHECK: {{    #0 0x.* in malloc}}
435d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// CHECK: {{    #1 0x.* \(<unknown module>\)}}
445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// CHECK: {{    #2 0x.* in main}}
455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)