1// RUN: %clangxx_asan -m64 -O0 %p/SharedLibs/shared-lib-test-so.cc \ 2// RUN: -fPIC -shared -o %t-so.so 3// RUN: %clangxx_asan -m64 -O0 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 4// RUN: %clangxx_asan -m64 -O1 %p/SharedLibs/shared-lib-test-so.cc \ 5// RUN: -fPIC -shared -o %t-so.so 6// RUN: %clangxx_asan -m64 -O1 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 7// RUN: %clangxx_asan -m64 -O2 %p/SharedLibs/shared-lib-test-so.cc \ 8// RUN: -fPIC -shared -o %t-so.so 9// RUN: %clangxx_asan -m64 -O2 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 10// RUN: %clangxx_asan -m64 -O3 %p/SharedLibs/shared-lib-test-so.cc \ 11// RUN: -fPIC -shared -o %t-so.so 12// RUN: %clangxx_asan -m64 -O3 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 13// RUN: %clangxx_asan -m32 -O0 %p/SharedLibs/shared-lib-test-so.cc \ 14// RUN: -fPIC -shared -o %t-so.so 15// RUN: %clangxx_asan -m32 -O0 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 16// RUN: %clangxx_asan -m32 -O1 %p/SharedLibs/shared-lib-test-so.cc \ 17// RUN: -fPIC -shared -o %t-so.so 18// RUN: %clangxx_asan -m32 -O1 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 19// RUN: %clangxx_asan -m32 -O2 %p/SharedLibs/shared-lib-test-so.cc \ 20// RUN: -fPIC -shared -o %t-so.so 21// RUN: %clangxx_asan -m32 -O2 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 22// RUN: %clangxx_asan -m32 -O3 %p/SharedLibs/shared-lib-test-so.cc \ 23// RUN: -fPIC -shared -o %t-so.so 24// RUN: %clangxx_asan -m32 -O3 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s 25 26#include <dlfcn.h> 27#include <stdio.h> 28#include <string.h> 29 30#include <string> 31 32using std::string; 33 34typedef void (fun_t)(int x); 35 36int main(int argc, char *argv[]) { 37 string path = string(argv[0]) + "-so.so"; 38 printf("opening %s ... \n", path.c_str()); 39 void *lib = dlopen(path.c_str(), RTLD_NOW); 40 if (!lib) { 41 printf("error in dlopen(): %s\n", dlerror()); 42 return 1; 43 } 44 fun_t *inc = (fun_t*)dlsym(lib, "inc"); 45 if (!inc) return 1; 46 printf("ok\n"); 47 inc(1); 48 inc(-1); // BOOM 49 // CHECK: {{.*ERROR: AddressSanitizer global-buffer-overflow}} 50 // CHECK: {{READ of size 4 at 0x.* thread T0}} 51 // CHECK: {{ #0 0x.*}} 52 // CHECK: {{ #1 0x.* in main .*shared-lib-test.cc:48}} 53 return 0; 54} 55