1*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information.
3*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
410ab2aceSGeorge Karpenkov
510ab2aceSGeorge Karpenkov // abs(x) < 0 and y == Const puzzle.
610ab2aceSGeorge Karpenkov #include <cstddef>
710ab2aceSGeorge Karpenkov #include <cstdint>
810ab2aceSGeorge Karpenkov #include <cstdio>
910ab2aceSGeorge Karpenkov #include <cstdlib>
1010ab2aceSGeorge Karpenkov #include <cstring>
1110ab2aceSGeorge Karpenkov
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)1210ab2aceSGeorge Karpenkov extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
1310ab2aceSGeorge Karpenkov if (Size < 8) return 0;
1410ab2aceSGeorge Karpenkov int x;
1510ab2aceSGeorge Karpenkov unsigned y;
1610ab2aceSGeorge Karpenkov memcpy(&x, Data, sizeof(x));
1710ab2aceSGeorge Karpenkov memcpy(&y, Data + sizeof(x), sizeof(y));
18540d7e52SVitaly Buka volatile int abs_x = abs(x);
19540d7e52SVitaly Buka if (abs_x < 0 && y == 0xbaddcafe) {
2010ab2aceSGeorge Karpenkov printf("BINGO; Found the target, exiting; x = 0x%x y 0x%x\n", x, y);
2110ab2aceSGeorge Karpenkov fflush(stdout);
2210ab2aceSGeorge Karpenkov exit(1);
2310ab2aceSGeorge Karpenkov }
2410ab2aceSGeorge Karpenkov return 0;
2510ab2aceSGeorge Karpenkov }
2610ab2aceSGeorge Karpenkov
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