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      1 //===--- DiagnosticOptions.h ------------------------------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef LLVM_CLANG_BASIC_DIAGNOSTICOPTIONS_H
     11 #define LLVM_CLANG_BASIC_DIAGNOSTICOPTIONS_H
     12 
     13 #include "clang/Basic/LLVM.h"
     14 #include "llvm/ADT/IntrusiveRefCntPtr.h"
     15 #include <string>
     16 #include <vector>
     17 
     18 namespace clang {
     19 
     20 /// \brief Specifies which overload candidates to display when overload
     21 /// resolution fails.
     22 enum OverloadsShown : unsigned {
     23   Ovl_All,  ///< Show all overloads.
     24   Ovl_Best  ///< Show just the "best" overload candidates.
     25 };
     26 
     27 /// \brief Options for controlling the compiler diagnostics engine.
     28 class DiagnosticOptions : public RefCountedBase<DiagnosticOptions>{
     29 public:
     30   enum TextDiagnosticFormat { Clang, MSVC, Vi };
     31 
     32   // Default values.
     33   enum { DefaultTabStop = 8, MaxTabStop = 100,
     34     DefaultMacroBacktraceLimit = 6,
     35     DefaultTemplateBacktraceLimit = 10,
     36     DefaultConstexprBacktraceLimit = 10,
     37     DefaultSpellCheckingLimit = 50 };
     38 
     39   // Define simple diagnostic options (with no accessors).
     40 #define DIAGOPT(Name, Bits, Default) unsigned Name : Bits;
     41 #define ENUM_DIAGOPT(Name, Type, Bits, Default)
     42 #include "clang/Basic/DiagnosticOptions.def"
     43 
     44 protected:
     45   // Define diagnostic options of enumeration type. These are private, and will
     46   // have accessors (below).
     47 #define DIAGOPT(Name, Bits, Default)
     48 #define ENUM_DIAGOPT(Name, Type, Bits, Default) unsigned Name : Bits;
     49 #include "clang/Basic/DiagnosticOptions.def"
     50 
     51 public:
     52   /// \brief The file to log diagnostic output to.
     53   std::string DiagnosticLogFile;
     54 
     55   /// \brief The file to serialize diagnostics to (non-appending).
     56   std::string DiagnosticSerializationFile;
     57 
     58   /// The list of -W... options used to alter the diagnostic mappings, with the
     59   /// prefixes removed.
     60   std::vector<std::string> Warnings;
     61 
     62   /// The list of -R... options used to alter the diagnostic mappings, with the
     63   /// prefixes removed.
     64   std::vector<std::string> Remarks;
     65 
     66 public:
     67   // Define accessors/mutators for diagnostic options of enumeration type.
     68 #define DIAGOPT(Name, Bits, Default)
     69 #define ENUM_DIAGOPT(Name, Type, Bits, Default) \
     70   Type get##Name() const { return static_cast<Type>(Name); } \
     71   void set##Name(Type Value) { Name = static_cast<unsigned>(Value); }
     72 #include "clang/Basic/DiagnosticOptions.def"
     73 
     74   DiagnosticOptions() {
     75 #define DIAGOPT(Name, Bits, Default) Name = Default;
     76 #define ENUM_DIAGOPT(Name, Type, Bits, Default) set##Name(Default);
     77 #include "clang/Basic/DiagnosticOptions.def"
     78   }
     79 };
     80 
     81 typedef DiagnosticOptions::TextDiagnosticFormat TextDiagnosticFormat;
     82 
     83 }  // end namespace clang
     84 
     85 #endif
     86