1c5f01b2fSopenharmony_ci// This file is distributed under the University of Illinois Open Source 2c5f01b2fSopenharmony_ci// License. See LICENSE.TXT for details. 3c5f01b2fSopenharmony_ci 4c5f01b2fSopenharmony_ci// Threaded test for a fuzzer. The fuzzer should not crash. 5c5f01b2fSopenharmony_ci#include <assert.h> 6c5f01b2fSopenharmony_ci#include <cstdint> 7c5f01b2fSopenharmony_ci#include <cstddef> 8c5f01b2fSopenharmony_ci#include <cstring> 9c5f01b2fSopenharmony_ci#include <thread> 10c5f01b2fSopenharmony_ci 11c5f01b2fSopenharmony_ciextern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { 12c5f01b2fSopenharmony_ci if (Size < 8) return 0; 13c5f01b2fSopenharmony_ci assert(Data); 14c5f01b2fSopenharmony_ci auto C = [&] { 15c5f01b2fSopenharmony_ci size_t Res = 0; 16c5f01b2fSopenharmony_ci for (size_t i = 0; i < Size / 2; i++) 17c5f01b2fSopenharmony_ci Res += memcmp(Data, Data + Size / 2, 4); 18c5f01b2fSopenharmony_ci return Res; 19c5f01b2fSopenharmony_ci }; 20c5f01b2fSopenharmony_ci std::thread T[] = {std::thread(C), std::thread(C), std::thread(C), 21c5f01b2fSopenharmony_ci std::thread(C), std::thread(C), std::thread(C)}; 22c5f01b2fSopenharmony_ci for (auto &X : T) 23c5f01b2fSopenharmony_ci X.join(); 24c5f01b2fSopenharmony_ci return 0; 25c5f01b2fSopenharmony_ci} 26c5f01b2fSopenharmony_ci 27