[cfe-commits] r59472 - in /cfe/trunk: include/clang/Lex/Preprocessor.h lib/Lex/PPLexerChange.cpp

[Ted Kremenek]

On Nov 19, 2008, at 11:26 PM, Chris Lattner wrote:

>>
>>  /// #included, and macros currently being expanded from, not  
>> counting
>>  /// CurLexer/CurTokenLexer.
>>  struct IncludeStackInfo {
>> -    Lexer *TheLexer;
>> +    Lexer                 *TheLexer;
>> +    PTHLexer              *ThePTHLexer;
>> +    PreprocessorLexer     *ThePPLexer;
>> +    TokenLexer            *TheTokenLexer;
>>    const DirectoryLookup *TheDirLookup;
>
> Do you plan to kill off ThePTHLexer/TheLexer?  We should just need  
> ThePPLexer eventually.

Maybe.  Depends on the overhead of doing virtual calls versus relying  
on the branch predicator to make things fast.