34 lines · cpp
1//===-- atof_fuzz.cpp -----------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8///9/// Fuzzing test for llvm-libc atof implementation.10///11//===----------------------------------------------------------------------===//12#include "src/stdlib/atof.h"13#include <stddef.h>14#include <stdint.h>15#include <stdlib.h>16 17#include "fuzzing/stdlib/StringParserOutputDiff.h"18 19extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {20 uint8_t *container = new uint8_t[size + 1];21 if (!container)22 __builtin_trap();23 size_t i;24 25 for (i = 0; i < size; ++i)26 container[i] = data[i];27 container[size] = '\0'; // Add null terminator to container.28 29 StringParserOutputDiff<double>(&LIBC_NAMESPACE::atof, &::atof, container,30 size);31 delete[] container;32 return 0;33}34