File: ThreadedTest.cpp

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,235,796 kB
  • sloc: cpp: 7,617,614; ansic: 1,433,901; asm: 1,058,726; python: 252,096; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 10,032; ml: 5,111; perl: 4,720; awk: 3,523; makefile: 3,401; javascript: 2,272; xml: 892; fortran: 770
file content (27 lines) | stat: -rw-r--r-- 809 bytes parent folder | download | duplicates (30)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

// Threaded test for a fuzzer. The fuzzer should not crash.
#include <assert.h>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <thread>

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  if (Size < 8) return 0;
  assert(Data);
  auto C = [&] {
    size_t Res = 0;
    for (size_t i = 0; i < Size / 2; i++)
      Res += memcmp(Data, Data + Size / 2, 4);
    return Res;
  };
  std::thread T[] = {std::thread(C), std::thread(C), std::thread(C),
                     std::thread(C), std::thread(C), std::thread(C)};
  for (auto &X : T)
    X.join();
  return 0;
}