text: //===- CodeViewError.h - Error extensions for CodeView ----------*- C++ -*-===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  #ifndef LLVM_DEBUGINFO_CODEVIEW_CODEVIEWERROR_H
  #define LLVM_DEBUGINFO_CODEVIEW_CODEVIEWERROR_H
  
  #include "llvm/Support/Error.h"
  
  #include <string>
  
  namespace llvm {
  namespace codeview {
  enum class cv_error_code {
    unspecified = 1,
    insufficient_buffer,
    operation_unsupported,
    corrupt_record,
    no_records,
    unknown_member_record,
  };
  } // namespace codeview
  } // namespace llvm
  
  namespace std {
  template <>
  struct is_error_code_enum<llvm::codeview::cv_error_code> : std::true_type {};
  } // namespace std
  
  namespace llvm {
  namespace codeview {
  const std::error_category &CVErrorCategory();
  
  inline std::error_code make_error_code(cv_error_code E) {
    return std::error_code(static_cast<int>(E), CVErrorCategory());
  }
  
  /// Base class for errors originating when parsing raw PDB files
  class CodeViewError : public ErrorInfo<CodeViewError, StringError> {
  public:
    using ErrorInfo<CodeViewError,
                    StringError>::ErrorInfo; // inherit constructors
    CodeViewError(const Twine &S) : ErrorInfo(S, cv_error_code::unspecified) {}
    static char ID;
  };
  
  } // namespace codeview
  } // namespace llvm
  
  #endif
  