1c5f01b2fSopenharmony_ci// This file is distributed under the University of Illinois Open Source 2c5f01b2fSopenharmony_ci// License. See LICENSE.TXT for details. 3c5f01b2fSopenharmony_ci 4c5f01b2fSopenharmony_ci// Test for signed-integer-overflow. 5c5f01b2fSopenharmony_ci#include <assert.h> 6c5f01b2fSopenharmony_ci#include <cstdint> 7c5f01b2fSopenharmony_ci#include <cstdlib> 8c5f01b2fSopenharmony_ci#include <cstddef> 9c5f01b2fSopenharmony_ci#include <iostream> 10c5f01b2fSopenharmony_ci#include <climits> 11c5f01b2fSopenharmony_ci 12c5f01b2fSopenharmony_cistatic volatile int Sink; 13c5f01b2fSopenharmony_cistatic int Large = INT_MAX; 14c5f01b2fSopenharmony_ci 15c5f01b2fSopenharmony_ciextern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { 16c5f01b2fSopenharmony_ci assert(Data); 17c5f01b2fSopenharmony_ci if (Size > 0 && Data[0] == 'H') { 18c5f01b2fSopenharmony_ci Sink = 1; 19c5f01b2fSopenharmony_ci if (Size > 1 && Data[1] == 'i') { 20c5f01b2fSopenharmony_ci Sink = 2; 21c5f01b2fSopenharmony_ci if (Size > 2 && Data[2] == '!') { 22c5f01b2fSopenharmony_ci Large++; // int overflow. 23c5f01b2fSopenharmony_ci } 24c5f01b2fSopenharmony_ci } 25c5f01b2fSopenharmony_ci } 26c5f01b2fSopenharmony_ci return 0; 27c5f01b2fSopenharmony_ci} 28c5f01b2fSopenharmony_ci 29