20 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// Simple test for a fuzzer. The fuzzer must find a particular string.6#include <cstdint>7#include <cstdio>8#include <cstdlib>9#include <cstring>10 11extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {12 const char *S = (const char*)Data;13 volatile auto Strncmp = &(strncmp); // Make sure strncmp is not inlined.14 if (Size >= 6 && !Strncmp(S, "qwerty", 6)) {15 fprintf(stderr, "BINGO\n");16 exit(1);17 }18 return 0;19}20