1// This file is distributed under the University of Illinois Open Source
2// License. See LICENSE.TXT for details.
3
4// Threaded test for a fuzzer. The fuzzer should not crash.
5#include <assert.h>
6#include <cstdint>
7#include <cstddef>
8#include <cstring>
9#include <thread>
10
11extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
12  if (Size < 8) return 0;
13  assert(Data);
14  auto C = [&] {
15    size_t Res = 0;
16    for (size_t i = 0; i < Size / 2; i++)
17      Res += memcmp(Data, Data + Size / 2, 4);
18    return Res;
19  };
20  std::thread T[] = {std::thread(C), std::thread(C), std::thread(C),
21                     std::thread(C), std::thread(C), std::thread(C)};
22  for (auto &X : T)
23    X.join();
24  return 0;
25}
26
27