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author | Dimitry Andric <dim@FreeBSD.org> | 2015-06-09 19:06:30 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-06-09 19:06:30 +0000 |
commit | 85d8b2bbe386bcfe669575d05b61482d7be07e5d (patch) | |
tree | 1dc5e75ab222a9ead44c699eceafab7a6ca7b310 /tools/llvm-dwarfdump | |
parent | 5a5ac124e1efaf208671f01c46edb15f29ed2a0b (diff) | |
download | src-85d8b2bbe386bcfe669575d05b61482d7be07e5d.tar.gz src-85d8b2bbe386bcfe669575d05b61482d7be07e5d.zip |
Vendor import of llvm trunk r239412:vendor/llvm/llvm-trunk-r239412
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=284184
svn path=/vendor/llvm/llvm-trunk-r239412/; revision=284185; tag=vendor/llvm/llvm-trunk-r239412
Diffstat (limited to 'tools/llvm-dwarfdump')
-rw-r--r-- | tools/llvm-dwarfdump/CMakeLists.txt | 4 | ||||
-rw-r--r-- | tools/llvm-dwarfdump/fuzzer/CMakeLists.txt | 14 | ||||
-rw-r--r-- | tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp | 34 |
3 files changed, 52 insertions, 0 deletions
diff --git a/tools/llvm-dwarfdump/CMakeLists.txt b/tools/llvm-dwarfdump/CMakeLists.txt index 086b13974614..9a2e53f5a4bb 100644 --- a/tools/llvm-dwarfdump/CMakeLists.txt +++ b/tools/llvm-dwarfdump/CMakeLists.txt @@ -7,3 +7,7 @@ set(LLVM_LINK_COMPONENTS add_llvm_tool(llvm-dwarfdump llvm-dwarfdump.cpp ) + +if(LLVM_USE_SANITIZE_COVERAGE) + add_subdirectory(fuzzer) +endif() diff --git a/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt b/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt new file mode 100644 index 000000000000..1de35a3de478 --- /dev/null +++ b/tools/llvm-dwarfdump/fuzzer/CMakeLists.txt @@ -0,0 +1,14 @@ +set(LLVM_LINK_COMPONENTS + DebugInfoDWARF + Object + Support + ) + +add_llvm_executable(llvm-dwarfdump-fuzzer + EXCLUDE_FROM_ALL + llvm-dwarfdump-fuzzer.cpp + ) + +target_link_libraries(llvm-dwarfdump-fuzzer + LLVMFuzzer + ) diff --git a/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp b/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp new file mode 100644 index 000000000000..af0ac3652287 --- /dev/null +++ b/tools/llvm-dwarfdump/fuzzer/llvm-dwarfdump-fuzzer.cpp @@ -0,0 +1,34 @@ +//===-- llvm-dwarfdump-fuzzer.cpp - Fuzz the llvm-dwarfdump tool ----------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +/// +/// \file +/// \brief This file implements a function that runs llvm-dwarfdump +/// on a single input. This function is then linked into the Fuzzer library. +/// +//===----------------------------------------------------------------------===// +#include "llvm/DebugInfo/DIContext.h" +#include "llvm/DebugInfo/DWARF/DWARFContext.h" +#include "llvm/Object/ObjectFile.h" +#include "llvm/Support/MemoryBuffer.h" + +using namespace llvm; +using namespace object; + +extern "C" void LLVMFuzzerTestOneInput(uint8_t *data, size_t size) { + std::unique_ptr<MemoryBuffer> Buff = MemoryBuffer::getMemBuffer( + StringRef((const char *)data, size), "", false); + + ErrorOr<std::unique_ptr<ObjectFile>> ObjOrErr = + ObjectFile::createObjectFile(Buff->getMemBufferRef()); + if (!ObjOrErr) + return; + ObjectFile &Obj = *ObjOrErr.get(); + std::unique_ptr<DIContext> DICtx(new DWARFContextInMemory(Obj)); + DICtx->dump(nulls(), DIDT_All); +} |