23 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// Test that libFuzzer itself does not read out of bounds.6#include <assert.h>7#include <cstddef>8#include <cstdint>9#include <cstdlib>10#include <cstring>11#include <iostream>12 13static volatile int Sink;14 15extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {16 if (Size < 5) return 0;17 const char *Ch = reinterpret_cast<const char *>(Data);18 if (Ch[Size - 3] == 'a')19 Sink = strncmp(Ch + Size - 3, "abcdefg", 6);20 return 0;21}22 23