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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// Simple test for a fuzzer. The fuzzer must find a particular string.
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
const char *S = (const char*)Data;
volatile auto Strncmp = &(strncmp); // Make sure strncmp is not inlined.
if (Size >= 6 && !Strncmp(S, "qwerty", 6)) {
fprintf(stderr, "BINGO\n");
return 0;