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 -trace_malloc
6#include <assert.h>
7#include <cstddef>
8#include <cstdint>
9#include <cstdlib>
10#include <iostream>
11
12int *Ptr;
13
14extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
15 if (!Size) return 0;
16 if (*Data == 1) {
17 delete Ptr;
18 Ptr = nullptr;
19 } else if (*Data == 2) {
20 delete Ptr;
21 Ptr = new int;
22 } else if (*Data == 3) {
23 if (!Ptr)
24 Ptr = new int;
25 }
26 return 0;
27}
28
29