1*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information.
3*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
410ab2aceSGeorge Karpenkov 
510ab2aceSGeorge Karpenkov // Tests -trace_malloc
610ab2aceSGeorge Karpenkov #include <assert.h>
710ab2aceSGeorge Karpenkov #include <cstddef>
810ab2aceSGeorge Karpenkov #include <cstdint>
910ab2aceSGeorge Karpenkov #include <cstdlib>
1010ab2aceSGeorge Karpenkov #include <iostream>
1110ab2aceSGeorge Karpenkov 
1210ab2aceSGeorge Karpenkov int *Ptr;
1310ab2aceSGeorge Karpenkov 
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)1410ab2aceSGeorge Karpenkov extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
1510ab2aceSGeorge Karpenkov   if (!Size) return 0;
1610ab2aceSGeorge Karpenkov   if (*Data == 1) {
1710ab2aceSGeorge Karpenkov     delete Ptr;
1810ab2aceSGeorge Karpenkov     Ptr = nullptr;
1910ab2aceSGeorge Karpenkov   } else if (*Data == 2) {
2010ab2aceSGeorge Karpenkov     delete Ptr;
2110ab2aceSGeorge Karpenkov     Ptr = new int;
2210ab2aceSGeorge Karpenkov   } else if (*Data == 3) {
2310ab2aceSGeorge Karpenkov     if (!Ptr)
2410ab2aceSGeorge Karpenkov       Ptr = new int;
2510ab2aceSGeorge Karpenkov   }
2610ab2aceSGeorge Karpenkov   return 0;
2710ab2aceSGeorge Karpenkov }
2810ab2aceSGeorge Karpenkov 
29