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//===- 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;
friend class CompilerInvocationBase;
public:
enum TextDiagnosticFormat { Clang, MSVC, Vi, SARIF };
// Default values.
enum {
DefaultTabStop = 8,
MaxTabStop = 100,
DefaultMacroBacktraceLimit = 6,
DefaultTemplateBacktraceLimit = 10,
DefaultConstexprBacktraceLimit = 10,
DefaultSpellCheckingLimit = 50,
DefaultSnippetLineLimit = 16,
DefaultShowLineNumbers = 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;
/// The list of -Wsystem-header-in-module=... options used to override
/// whether -Wsystem-headers is enabled on a per-module basis.
std::vector<std::string> SystemHeaderWarningsModules;
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
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