| //===----------- shared-lib-test.cc -----------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of AddressSanitizer, an address sanity checker. |
| // |
| //===----------------------------------------------------------------------===// |
| #include <dlfcn.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <string> |
| |
| using std::string; |
| |
| typedef void (fun_t)(int x); |
| |
| int main(int argc, char *argv[]) { |
| string path = string(argv[0]) + "-so.so"; |
| printf("opening %s ... \n", path.c_str()); |
| void *lib = dlopen(path.c_str(), RTLD_NOW); |
| if (!lib) { |
| printf("error in dlopen(): %s\n", dlerror()); |
| return 1; |
| } |
| fun_t *inc = (fun_t*)dlsym(lib, "inc"); |
| if (!inc) return 1; |
| printf("ok\n"); |
| inc(1); |
| inc(-1); // BOOM |
| return 0; |
| } |
| |
| // Check-Common: {{.*ERROR: AddressSanitizer global-buffer-overflow}} |
| // Check-Common: {{READ of size 4 at 0x.* thread T0}} |
| // Check-Common: {{ #0 0x.*}} |
| // Check-Common: {{ #1 0x.* in main .*shared-lib-test.cc:3[567]}} |
