xref: /openbsd-src/gnu/llvm/llvm/tools/llvm-dis-fuzzer/llvm-dis-fuzzer.cpp (revision d415bd752c734aee168c4ee86ff32e8cc249eb16)
1*d415bd75Srobert //===-- llvm-dis-fuzzer.cpp - Fuzzer for llvm-dis using lib/Fuzzer --------===//
2*d415bd75Srobert //
3*d415bd75Srobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*d415bd75Srobert // See https://llvm.org/LICENSE.txt for license information.
5*d415bd75Srobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*d415bd75Srobert //
7*d415bd75Srobert //===----------------------------------------------------------------------===//
8*d415bd75Srobert //
9*d415bd75Srobert // Fuzzer for LLVM bitcode reading.
10*d415bd75Srobert //
11*d415bd75Srobert //===----------------------------------------------------------------------===//
12*d415bd75Srobert 
13*d415bd75Srobert #include "llvm/Bitcode/BitcodeReader.h"
14*d415bd75Srobert #include "llvm/IR/LLVMContext.h"
15*d415bd75Srobert #include "llvm/IR/Module.h"
16*d415bd75Srobert #include "llvm/Support/MemoryBuffer.h"
17*d415bd75Srobert 
18*d415bd75Srobert using namespace llvm;
19*d415bd75Srobert 
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)20*d415bd75Srobert extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
21*d415bd75Srobert   LLVMContext Context;
22*d415bd75Srobert   auto Buffer = MemoryBuffer::getMemBuffer(
23*d415bd75Srobert       StringRef(reinterpret_cast<const char *>(Data), Size), "Fuzzer input",
24*d415bd75Srobert       /*RequiresNullTerminator=*/false);
25*d415bd75Srobert   consumeError(
26*d415bd75Srobert       parseBitcodeFile(Buffer->getMemBufferRef(), Context).takeError());
27*d415bd75Srobert   return 0;
28*d415bd75Srobert }
29