clattner at apple.com
Wed Jul 9 16:29:45 PDT 2008
On Jul 9, 2008, at 3:54 PM, Argiris Kirtzidis wrote:
> I incorporated the suggestions and committed the patches here:
>> +++ lib/Lex/PPLexerChange.cpp (working copy)
>> @@ -85,6 +85,10 @@
>> // size we new to a multiple of 16 tokens. If the previous
>> buffer has space
>> // left, we can just grow it. This means we only have to do the
>> new 1/16th as
>> // often.
>> + // Optimized LookAhead(0) case.
>> + if (N == 0)
>> + return LookNext();
>> Token *LookaheadTokens = new Token[N+1];
>> Is this correct for the LookAhead(1) case?
> I don't quite understand what you mean, LookAhead(1) isn't affected
> by this change, can you elaborate ?
I haven't looked at the code, I just want to make sure that
LookAhead(1) or LookAhead(2) doesn't get off-by-one due to the peeked
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