compiler-rt/test/fuzzer/ThreadedLeakTest.cpp

   1 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   2 // See https://llvm.org/LICENSE.txt for license information.
   3 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   4
   5 // The fuzzer should find a leak in a non-main thread.
   6 #include <cstddef>
   7 #include <cstdint>
   8 #include <thread>
   9
  10 static int * volatile Sink;
  11
  12 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  13   if (Size == 0) return 0;
  14   if (Data[0] != 'F') return 0;
  15   std::thread T([&] { Sink = new int; });
  16   T.join();
  17   return 0;
  18 }
  19