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// Tests OOM handling.
6#include <assert.h>
7#include <cstddef>
8#include <cstdint>
9#include <cstdlib>
10#include <cstring>
11#include <iostream>
12#include <thread>
13
14static char *volatile SinkPtr;
15
16extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
17 if (Size > 0 && Data[0] == 'H') {
18 if (Size > 1 && Data[1] == 'i') {
19 if (Size > 2 && Data[2] == '!') {
20 while (true) {
21 size_t kSize = 1 << 28;
22 char *p = new char[kSize];
23 memset(s: p, c: 0, n: kSize);
24 SinkPtr = p;
25 std::this_thread::sleep_for(rtime: std::chrono::seconds(1));
26 }
27 }
28 }
29 }
30 return 0;
31}
32
33

source code of compiler-rt/test/fuzzer/OutOfMemoryTest.cpp