| // 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 |
| |
| // Simple test for a fuzzer. The fuzzer must find the deep recursion. |
| // To generate a crashy input: |
| // for((i=0;i<110;i++)); do echo -n ABCDEFGHIJ >> INPUT; done |
| #include <cstddef> |
| #include <cstdint> |
| #include <cstdlib> |
| |
| static volatile int Sink; |
| |
| void Recursive(const uint8_t *Data, size_t Size, int Depth) { |
| if (Depth > 1000) abort(); |
| if (!Size) return; |
| if (*Data == ('A' + Depth % 10)) |
| Recursive(Data + 1, Size - 1, Depth + 1); |
| Sink++; |
| } |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
| Recursive(Data, Size, 0); |
| return 0; |
| } |
| |
