25 lines · cpp
1// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.2// See https://llvm.org/LICENSE.txt for license information.3// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception4 5// Check that allocation tracing from different threads does not cause6// interleaving of stack traces.7#include <assert.h>8#include <cstddef>9#include <cstdint>10#include <cstring>11#include <cstdlib>12#include <thread>13 14extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {15 auto C = [&] {16 void * volatile a = malloc(5639);17 free((void *)a);18 };19 std::thread T[] = {std::thread(C), std::thread(C), std::thread(C),20 std::thread(C), std::thread(C), std::thread(C)};21 for (auto &X : T)22 X.join();23 return 0;24}25