[PATCH] Revert 2004-06-{05,26} libcpp/files.c performance changes (PRs preprocessor/203{48,56})

[Mark Mitchell]

Jakub Jelinek wrote:
> Hi!
> 
> My understanding was that these changes were meant just as performance
> improvement.  But if that performance improvement comes from not including
> the correct files in some situations, IMHO correctness has priority.
> 
> Quoting Neil Booth from the bugzilla:
> "I would back it out; I suspect the perceived performance improvement
> came from missing some cases like these.  IMO the code was already
> quite efficient."
> 
> I guess if somebody cares enough and proves that this optimization is
> fixable, it could be added again, but it is unclear to me whether this
> is fixable or not.
> 
> Ok for HEAD/4.0?

OK.

Thanks,

-- 
Mark Mitchell
CodeSourcery, LLC
mark@codesourcery.com
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