| 1 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 2 | // See https://llvm.org/LICENSE.txt for license information. |
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| 3 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 4 | |
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| 5 | // Test that libFuzzer itself does not read out of bounds. |
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| 6 | #include <assert.h> |
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| 7 | #include <cstddef> |
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| 8 | #include <cstdint> |
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| 9 | #include <cstdlib> |
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| 10 | #include <cstring> |
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| 11 | #include <iostream> |
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| 12 | |
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| 13 | static volatile int Sink; |
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| 14 | |
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| 15 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
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| 16 | if (Size < 5) return 0; |
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| 17 | const char *Ch = reinterpret_cast<const char *>(Data); |
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| 18 | if (Ch[Size - 3] == 'a') |
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| 19 | Sink = strncmp(s1: Ch + Size - 3, s2: "abcdefg" , n: 6); |
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| 20 | return 0; |
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| 21 | } |
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| 22 | |
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| 23 | |
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