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

25 lines
608 B
C++

// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// abs(x) < 0 and y == Const puzzle.
#include <cstddef>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
if (Size < 8) return 0;
int x;
unsigned y;
memcpy(&x, Data, sizeof(x));
memcpy(&y, Data + sizeof(x), sizeof(y));
if (abs(x) < 0 && y == 0xbaddcafe) {
printf("BINGO; Found the target, exiting; x = 0x%x y 0x%x\n", x, y);
fflush(stdout);
exit(1);
}
return 0;
}