LLVM 17.0.0git
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1//===- Error.cpp - system_error extensions for PDB --------------*- C++ -*-===//
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
12using namespace llvm;
13using namespace llvm::pdb;
15namespace {
16// FIXME: This class is only here to support the transition to llvm::Error. It
17// will be removed once this transition is complete. Clients should prefer to
18// deal with the Error value directly, rather than converting to error_code.
19class PDBErrorCategory : public std::error_category {
21 const char *name() const noexcept override { return "llvm.pdb"; }
22 std::string message(int Condition) const override {
23 switch (static_cast<pdb_error_code>(Condition)) {
24 case pdb_error_code::unspecified:
25 return "An unknown error has occurred.";
26 case pdb_error_code::dia_sdk_not_present:
27 return "LLVM was not compiled with support for DIA. This usually means "
28 "that you are not using MSVC, or your Visual Studio "
29 "installation is corrupt.";
30 case pdb_error_code::dia_failed_loading:
31 return "DIA is only supported when using MSVC.";
32 case pdb_error_code::invalid_utf8_path:
33 return "The PDB file path is an invalid UTF8 sequence.";
34 case pdb_error_code::signature_out_of_date:
35 return "The signature does not match; the file(s) might be out of date.";
36 case pdb_error_code::no_matching_pch:
37 return "No matching precompiled header could be located.";
38 }
39 llvm_unreachable("Unrecognized generic_error_code");
40 }
42} // namespace
44const std::error_category &llvm::pdb::PDBErrCategory() {
45 static PDBErrorCategory PDBCategory;
46 return PDBCategory;
49char PDBError::ID;
aarch64 promote const
static const char * name
Definition: SMEABIPass.cpp:49
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
const std::error_category & PDBErrCategory()
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18