1 //===-- llvm-dwarfdump-fuzzer.cpp - Fuzz the llvm-dwarfdump tool ----------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief This file implements a function that runs llvm-dwarfdump
12 /// on a single input. This function is then linked into the Fuzzer library.
14 //===----------------------------------------------------------------------===//
15 #include "llvm/DebugInfo/DIContext.h"
16 #include "llvm/DebugInfo/DWARF/DWARFContext.h"
17 #include "llvm/Object/ObjectFile.h"
18 #include "llvm/Support/MemoryBuffer.h"
21 using namespace object;
23 extern "C" void LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
24 std::unique_ptr<MemoryBuffer> Buff = MemoryBuffer::getMemBuffer(
25 StringRef((const char *)data, size), "", false);
27 ErrorOr<std::unique_ptr<ObjectFile>> ObjOrErr =
28 ObjectFile::createObjectFile(Buff->getMemBufferRef());
31 ObjectFile &Obj = *ObjOrErr.get();
32 std::unique_ptr<DIContext> DICtx(new DWARFContextInMemory(Obj));
33 DICtx->dump(nulls(), DIDT_All);