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      1 //===- CodeViewError.h - 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-exception
      6 //
      7 //===----------------------------------------------------------------------===//
      8 
      9 #ifndef LLVM_DEBUGINFO_CODEVIEW_CODEVIEWERROR_H
     10 #define LLVM_DEBUGINFO_CODEVIEW_CODEVIEWERROR_H
     11 
     12 #include "llvm/Support/Error.h"
     13 
     14 #include <string>
     15 
     16 namespace llvm {
     17 namespace codeview {
     18 enum class cv_error_code {
     19   unspecified = 1,
     20   insufficient_buffer,
     21   operation_unsupported,
     22   corrupt_record,
     23   no_records,
     24   unknown_member_record,
     25 };
     26 } // namespace codeview
     27 } // namespace llvm
     28 
     29 namespace std {
     30 template <>
     31 struct is_error_code_enum<llvm::codeview::cv_error_code> : std::true_type {};
     32 } // namespace std
     33 
     34 namespace llvm {
     35 namespace codeview {
     36 const std::error_category &CVErrorCategory();
     37 
     38 inline std::error_code make_error_code(cv_error_code E) {
     39   return std::error_code(static_cast<int>(E), CVErrorCategory());
     40 }
     41 
     42 /// Base class for errors originating when parsing raw PDB files
     43 class CodeViewError : public ErrorInfo<CodeViewError, StringError> {
     44 public:
     45   using ErrorInfo<CodeViewError,
     46                   StringError>::ErrorInfo; // inherit constructors
     47   CodeViewError(const Twine &S) : ErrorInfo(S, cv_error_code::unspecified) {}
     48   static char ID;
     49 };
     50 
     51 } // namespace codeview
     52 } // namespace llvm
     53 
     54 #endif
     55