llvm-project/compiler-rt/test/fuzzer/SingleMemcmpTest.cpp

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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt 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;
const char *Needle = "Some long string";
if (Size >= strlen(Needle) && !memcmp(S, Needle, strlen(Needle))) {
fprintf(stderr, "BINGO\n");
exit(1);
}
return 0;
}