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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp')
-rw-r--r--gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp76
1 files changed, 0 insertions, 76 deletions
diff --git a/gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp b/gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp
deleted file mode 100644
index 52deca6e9cd..00000000000
--- a/gnu/llvm/tools/llvm-as-fuzzer/llvm-as-fuzzer.cpp
+++ /dev/null
@@ -1,76 +0,0 @@
-//===--- fuzz-llvm-as.cpp - Fuzzer for llvm-as using lib/Fuzzer -----------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Build tool to fuzz the LLVM assembler (llvm-as) using
-// lib/Fuzzer. The main reason for using this tool is that it is much
-// faster than using afl-fuzz, since it is run in-process.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/StringRef.h"
-#include "llvm/AsmParser/Parser.h"
-#include "llvm/IR/LLVMContext.h"
-#include "llvm/IR/Module.h"
-#include "llvm/IR/Verifier.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/SourceMgr.h"
-
-#include <csetjmp>
-
-using namespace llvm;
-
-static jmp_buf JmpBuf;
-
-namespace {
-
-void MyFatalErrorHandler(void *user_data, const std::string& reason,
- bool gen_crash_diag) {
- // Don't bother printing reason, just return to the test function,
- // since a fatal error represents a successful parse (i.e. it correctly
- // terminated with an error message to the user).
- longjmp(JmpBuf, 1);
-}
-
-static bool InstalledHandler = false;
-
-} // end of anonymous namespace
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
-
- // Allocate space for locals before setjmp so that memory can be collected
- // if parse exits prematurely (via longjmp).
- StringRef Input((const char *)Data, Size);
- // Note: We need to create a buffer to add a null terminator to the
- // end of the input string. The parser assumes that the string
- // parsed is always null terminated.
- std::unique_ptr<MemoryBuffer> MemBuf = MemoryBuffer::getMemBufferCopy(Input);
- SMDiagnostic Err;
- LLVMContext Context;
- std::unique_ptr<Module> M;
-
- if (setjmp(JmpBuf))
- // If reached, we have returned with non-zero status, so exit.
- return 0;
-
- // TODO(kschimpf) Write a main to do this initialization.
- if (!InstalledHandler) {
- llvm::install_fatal_error_handler(::MyFatalErrorHandler, nullptr);
- InstalledHandler = true;
- }
-
- M = parseAssembly(MemBuf->getMemBufferRef(), Err, Context);
-
- if (!M.get())
- return 0;
-
- verifyModule(*M.get());
- return 0;
-}