| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| |
| // Test for unsigned-integer-overflow. |
| #include <assert.h> |
| #include <climits> |
| #include <cstddef> |
| #include <cstdint> |
| #include <cstdlib> |
| #include <iostream> |
| |
| static volatile int32_t Sink; |
| static uint8_t Large = UINT8_MAX; |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
| assert(Data); |
| if (Size > 0 && Data[0] == 'H') { |
| Sink = 1; |
| if (Size > 1 && Data[1] == 'i') { |
| Sink = 2; |
| if (Size > 2 && Data[2] == '!') { |
| Large = (unsigned int)Large + 1U; // 'char overflow'. |
| } |
| } |
| } |
| return 0; |
| } |
