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-exception
4
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