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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_FRONTEND_DIAGNOSTICOPTIONS_H
     11 #define LLVM_CLANG_FRONTEND_DIAGNOSTICOPTIONS_H
     12 
     13 #include "clang/Basic/Diagnostic.h"
     14 
     15 #include <string>
     16 #include <vector>
     17 
     18 namespace clang {
     19 
     20 /// DiagnosticOptions - Options for controlling the compiler diagnostics
     21 /// engine.
     22 class DiagnosticOptions {
     23 public:
     24   unsigned IgnoreWarnings : 1;   /// -w
     25   unsigned NoRewriteMacros : 1;  /// -Wno-rewrite-macros
     26   unsigned Pedantic : 1;         /// -pedantic
     27   unsigned PedanticErrors : 1;   /// -pedantic-errors
     28   unsigned ShowColumn : 1;       /// Show column number on diagnostics.
     29   unsigned ShowLocation : 1;     /// Show source location information.
     30   unsigned ShowCarets : 1;       /// Show carets in diagnostics.
     31   unsigned ShowFixits : 1;       /// Show fixit information.
     32   unsigned ShowSourceRanges : 1; /// Show source ranges in numeric form.
     33   unsigned ShowParseableFixits : 1; /// Show machine parseable fix-its.
     34   unsigned ShowNames : 1;        /// Show the diagnostic name
     35   unsigned ShowOptionNames : 1;  /// Show the option name for mappable
     36                                  /// diagnostics.
     37   unsigned ShowNoteIncludeStack : 1; /// Show include stacks for notes.
     38   unsigned ShowCategories : 2;   /// Show categories: 0 -> none, 1 -> Number,
     39                                  /// 2 -> Full Name.
     40 
     41   unsigned Format : 2;           /// Format for diagnostics:
     42   enum TextDiagnosticFormat { Clang, Msvc, Vi };
     43 
     44   unsigned ShowColors : 1;       /// Show diagnostics with ANSI color sequences.
     45   unsigned ShowOverloads : 1;    /// Overload candidates to show.  Values from
     46                                  /// DiagnosticsEngine::OverloadsShown
     47   unsigned VerifyDiagnostics: 1; /// Check that diagnostics match the expected
     48                                  /// diagnostics, indicated by markers in the
     49                                  /// input source file.
     50 
     51   unsigned ErrorLimit;           /// Limit # errors emitted.
     52   unsigned MacroBacktraceLimit;  /// Limit depth of macro expansion backtrace.
     53   unsigned TemplateBacktraceLimit; /// Limit depth of instantiation backtrace.
     54 
     55   /// The distance between tab stops.
     56   unsigned TabStop;
     57   enum { DefaultTabStop = 8, MaxTabStop = 100,
     58          DefaultMacroBacktraceLimit = 6,
     59          DefaultTemplateBacktraceLimit = 10 };
     60 
     61   /// Column limit for formatting message diagnostics, or 0 if unused.
     62   unsigned MessageLength;
     63 
     64   /// If non-empty, a file to log extended build information to, for development
     65   /// testing and analysis.
     66   std::string DumpBuildInformation;
     67 
     68   /// The file to log diagnostic output to.
     69   std::string DiagnosticLogFile;
     70 
     71   /// The list of -W... options used to alter the diagnostic mappings, with the
     72   /// prefixes removed.
     73   std::vector<std::string> Warnings;
     74 
     75 public:
     76   DiagnosticOptions() {
     77     IgnoreWarnings = 0;
     78     TabStop = DefaultTabStop;
     79     MessageLength = 0;
     80     NoRewriteMacros = 0;
     81     Pedantic = 0;
     82     PedanticErrors = 0;
     83     ShowCarets = 1;
     84     ShowColors = 0;
     85     ShowOverloads = DiagnosticsEngine::Ovl_All;
     86     ShowColumn = 1;
     87     ShowFixits = 1;
     88     ShowLocation = 1;
     89     ShowNames = 0;
     90     ShowOptionNames = 0;
     91     ShowCategories = 0;
     92     Format = Clang;
     93     ShowSourceRanges = 0;
     94     ShowParseableFixits = 0;
     95     VerifyDiagnostics = 0;
     96     ErrorLimit = 0;
     97     TemplateBacktraceLimit = DefaultTemplateBacktraceLimit;
     98     MacroBacktraceLimit = DefaultMacroBacktraceLimit;
     99   }
    100 };
    101 
    102 }  // end namespace clang
    103 
    104 #endif
    105