view projects/compiler-rt/test/fuzzer/AbsNegAndConstant64Test.cpp @ 181:df311c476dd5

CreateIdentifierInfo in ParseCbC (not yet worked)
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 31 May 2020 12:30:11 +0900
parents f476a9ba4795
children
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// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.

// abs(x) < 0 and y == Const puzzle, 64-bit variant.
#include <cstddef>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  if (Size < 16) return 0;
  int64_t x;
  uint64_t y;
  memcpy(&x, Data, sizeof(x));
  memcpy(&y, Data + sizeof(x), sizeof(y));
  if (llabs(x) < 0 && y == 0xbaddcafedeadbeefULL) {
    printf("BINGO; Found the target, exiting; x = 0x%lx y 0x%lx\n", x, y);
    fflush(stdout);
    exit(1);
  }
  return 0;
}