//===- DiagnosticOptions.h --------------------------------------*- 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_CLANG_BASIC_DIAGNOSTICOPTIONS_H
 
#define LLVM_CLANG_BASIC_DIAGNOSTICOPTIONS_H
 
 
 
#include "clang/Basic/LLVM.h"
 
#include "llvm/ADT/IntrusiveRefCntPtr.h"
 
#include <string>
 
#include <type_traits>
 
#include <vector>
 
 
 
namespace llvm {
 
namespace opt {
 
class ArgList;
 
} // namespace opt
 
} // namespace llvm
 
 
 
namespace clang {
 
class DiagnosticsEngine;
 
 
 
/// Specifies which overload candidates to display when overload
 
/// resolution fails.
 
enum OverloadsShown : unsigned {
 
  /// Show all overloads.
 
  Ovl_All,
 
 
 
  /// Show just the "best" overload candidates.
 
  Ovl_Best
 
};
 
 
 
/// A bitmask representing the diagnostic levels used by
 
/// VerifyDiagnosticConsumer.
 
enum class DiagnosticLevelMask : unsigned {
 
  None    = 0,
 
  Note    = 1 << 0,
 
  Remark  = 1 << 1,
 
  Warning = 1 << 2,
 
  Error   = 1 << 3,
 
  All     = Note | Remark | Warning | Error
 
};
 
 
 
inline DiagnosticLevelMask operator~(DiagnosticLevelMask M) {
 
  using UT = std::underlying_type_t<DiagnosticLevelMask>;
 
  return static_cast<DiagnosticLevelMask>(~static_cast<UT>(M));
 
}
 
 
 
inline DiagnosticLevelMask operator|(DiagnosticLevelMask LHS,
 
                                     DiagnosticLevelMask RHS) {
 
  using UT = std::underlying_type_t<DiagnosticLevelMask>;
 
  return static_cast<DiagnosticLevelMask>(
 
    static_cast<UT>(LHS) | static_cast<UT>(RHS));
 
}
 
 
 
inline DiagnosticLevelMask operator&(DiagnosticLevelMask LHS,
 
                                     DiagnosticLevelMask RHS) {
 
  using UT = std::underlying_type_t<DiagnosticLevelMask>;
 
  return static_cast<DiagnosticLevelMask>(
 
    static_cast<UT>(LHS) & static_cast<UT>(RHS));
 
}
 
 
 
raw_ostream& operator<<(raw_ostream& Out, DiagnosticLevelMask M);
 
 
 
/// Options for controlling the compiler diagnostics engine.
 
class DiagnosticOptions : public RefCountedBase<DiagnosticOptions>{
 
  friend bool ParseDiagnosticArgs(DiagnosticOptions &, llvm::opt::ArgList &,
 
                                  clang::DiagnosticsEngine *, bool);
 
 
 
  friend class CompilerInvocation;
 
 
 
public:
 
  enum TextDiagnosticFormat { Clang, MSVC, Vi, SARIF };
 
 
 
  // Default values.
 
  enum {
 
    DefaultTabStop = 8,
 
    MaxTabStop = 100,
 
    DefaultMacroBacktraceLimit = 6,
 
    DefaultTemplateBacktraceLimit = 10,
 
    DefaultConstexprBacktraceLimit = 10,
 
    DefaultSpellCheckingLimit = 50,
 
    DefaultSnippetLineLimit = 1,
 
  };
 
 
 
  // Define simple diagnostic options (with no accessors).
 
#define DIAGOPT(Name, Bits, Default) unsigned Name : Bits;
 
#define ENUM_DIAGOPT(Name, Type, Bits, Default)
 
#include "clang/Basic/DiagnosticOptions.def"
 
 
 
protected:
 
  // Define diagnostic options of enumeration type. These are private, and will
 
  // have accessors (below).
 
#define DIAGOPT(Name, Bits, Default)
 
#define ENUM_DIAGOPT(Name, Type, Bits, Default) unsigned Name : Bits;
 
#include "clang/Basic/DiagnosticOptions.def"
 
 
 
public:
 
  /// The file to log diagnostic output to.
 
  std::string DiagnosticLogFile;
 
 
 
  /// The file to serialize diagnostics to (non-appending).
 
  std::string DiagnosticSerializationFile;
 
 
 
  /// The list of -W... options used to alter the diagnostic mappings, with the
 
  /// prefixes removed.
 
  std::vector<std::string> Warnings;
 
 
 
  /// The list of prefixes from -Wundef-prefix=... used to generate warnings
 
  /// for undefined macros.
 
  std::vector<std::string> UndefPrefixes;
 
 
 
  /// The list of -R... options used to alter the diagnostic mappings, with the
 
  /// prefixes removed.
 
  std::vector<std::string> Remarks;
 
 
 
  /// The prefixes for comment directives sought by -verify ("expected" by
 
  /// default).
 
  std::vector<std::string> VerifyPrefixes;
 
 
 
public:
 
  // Define accessors/mutators for diagnostic options of enumeration type.
 
#define DIAGOPT(Name, Bits, Default)
 
#define ENUM_DIAGOPT(Name, Type, Bits, Default) \
 
  Type get##Name() const { return static_cast<Type>(Name); } \
 
  void set##Name(Type Value) { Name = static_cast<unsigned>(Value); }
 
#include "clang/Basic/DiagnosticOptions.def"
 
 
 
  DiagnosticOptions() {
 
#define DIAGOPT(Name, Bits, Default) Name = Default;
 
#define ENUM_DIAGOPT(Name, Type, Bits, Default) set##Name(Default);
 
#include "clang/Basic/DiagnosticOptions.def"
 
  }
 
};
 
 
 
using TextDiagnosticFormat = DiagnosticOptions::TextDiagnosticFormat;
 
 
 
} // namespace clang
 
 
 
#endif // LLVM_CLANG_BASIC_DIAGNOSTICOPTIONS_H