50 lines · cpp
1//===- CodeViewError.cpp - Error extensions for CodeView --------*- C++ -*-===//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#include "llvm/DebugInfo/CodeView/CodeViewError.h"10#include "llvm/Support/ErrorHandling.h"11#include <string>12 13using namespace llvm;14using namespace llvm::codeview;15 16namespace {17// FIXME: This class is only here to support the transition to llvm::Error. It18// will be removed once this transition is complete. Clients should prefer to19// deal with the Error value directly, rather than converting to error_code.20class CodeViewErrorCategory : public std::error_category {21public:22 const char *name() const noexcept override { return "llvm.codeview"; }23 std::string message(int Condition) const override {24 switch (static_cast<cv_error_code>(Condition)) {25 case cv_error_code::unspecified:26 return "An unknown CodeView error has occurred.";27 case cv_error_code::insufficient_buffer:28 return "The buffer is not large enough to read the requested number of "29 "bytes.";30 case cv_error_code::corrupt_record:31 return "The CodeView record is corrupted.";32 case cv_error_code::no_records:33 return "There are no records.";34 case cv_error_code::operation_unsupported:35 return "The requested operation is not supported.";36 case cv_error_code::unknown_member_record:37 return "The member record is of an unknown type.";38 }39 llvm_unreachable("Unrecognized cv_error_code");40 }41};42} // namespace43 44const std::error_category &llvm::codeview::CVErrorCategory() {45 static CodeViewErrorCategory CodeViewErrCategory;46 return CodeViewErrCategory;47}48 49char CodeViewError::ID;50