60 lines · cpp
1//===-- tsan_test.cpp -----------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file is a part of ThreadSanitizer (TSan), a race detector.10//11//===----------------------------------------------------------------------===//12#include "tsan_interface.h"13#include "tsan_test_util.h"14#include "gtest/gtest.h"15 16static void foo() {}17static void bar() {}18 19TEST_F(ThreadSanitizer, FuncCall) {20 ScopedThread t1, t2;21 MemLoc l;22 t1.Write1(l);23 t2.Call(foo);24 t2.Call(bar);25 t2.Write1(l, true);26 t2.Return();27 t2.Return();28}29 30// We use this function instead of main, as ISO C++ forbids taking the address31// of main, which we need to pass inside __tsan_func_entry.32int run_tests(int argc, char **argv) {33 TestMutexBeforeInit(); // Mutexes must be usable before __tsan_init();34 __tsan_init();35 __tsan_func_entry(__builtin_return_address(0));36 __tsan_func_entry((void*)((intptr_t)&run_tests + 1));37 38 testing::GTEST_FLAG(death_test_style) = "threadsafe";39 testing::InitGoogleTest(&argc, argv);40 int res = RUN_ALL_TESTS();41 42 __tsan_func_exit();43 __tsan_func_exit();44 return res;45}46 47const char *argv0;48 49#ifdef __APPLE__50// On Darwin, turns off symbolication and crash logs to make tests faster.51extern "C" const char* __tsan_default_options() {52 return "symbolize=false:abort_on_error=0";53}54#endif55 56int main(int argc, char **argv) {57 argv0 = argv[0];58 return run_tests(argc, argv);59}60