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27 lines
725 B
27 lines
725 B
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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// abs(x) < 0 and y == Const puzzle.
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#include <cstddef>
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#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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if (Size < 8) return 0;
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int x;
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unsigned y;
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memcpy(&x, Data, sizeof(x));
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memcpy(&y, Data + sizeof(x), sizeof(y));
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volatile int abs_x = abs(x);
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if (abs_x < 0 && y == 0xbaddcafe) {
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printf("BINGO; Found the target, exiting; x = 0x%x y 0x%x\n", x, y);
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fflush(stdout);
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exit(1);
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}
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return 0;
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}
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