| // FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316 |
| // XFAIL: android |
| // |
| // RUN: %clangxx_asan -DSHARED %s -shared -o %T/stack_trace_dlclose.so -fPIC |
| // RUN: %clangxx_asan -DSO_DIR=\"%T\" %s %libdl -o %t |
| // RUN: %env_asan_opts=exitcode=0 %run %t 2>&1 | FileCheck %s |
| // XFAIL: arm-linux-gnueabi |
| // XFAIL: armv7l-unknown-linux-gnueabihf |
| |
| #include <assert.h> |
| #include <dlfcn.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| |
| #include <sanitizer/common_interface_defs.h> |
| |
| #ifdef SHARED |
| extern "C" { |
| void *foo() { |
| return malloc(1); |
| } |
| } |
| #else |
| void *handle; |
| |
| int main(int argc, char **argv) { |
| void *handle = dlopen(SO_DIR "/stack_trace_dlclose.so", RTLD_LAZY); |
| assert(handle); |
| void *(*foo)() = (void *(*)())dlsym(handle, "foo"); |
| assert(foo); |
| void *p = foo(); |
| assert(p); |
| dlclose(handle); |
| |
| free(p); |
| free(p); // double-free |
| |
| return 0; |
| } |
| #endif |
| |
| // CHECK: {{ #0 0x.* in (__interceptor_)?malloc}} |
| // CHECK: {{ #1 0x.* \(<unknown module>\)}} |
| // CHECK: {{ #2 0x.* in main}} |
