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Re: C++ compile-time regressions (was: GCC 3.0.1 Status Report)
- To: Gerald Pfeifer <pfeifer at dbai dot tuwien dot ac dot at>
- Subject: Re: C++ compile-time regressions (was: GCC 3.0.1 Status Report)
- From: Nathan Sidwell <nathan at codesourcery dot com>
- Date: Fri, 20 Jul 2001 18:54:17 +0100
- CC: Mark Mitchell <mark at codesourcery dot com>, gcc <gcc at gcc dot gnu dot org>
- Organization: Codesourcery LLC
- References: <Pine.BSF.4.33.0107190925220.7949-100000@taygeta.dbai.tuwien.ac.at>
Gerald Pfeifer wrote:
> GCC 2.95 GCC 3.0
> Compile time Binary size Compile time Binary Size
> -O0 6:19 3915128 8:20 4159780
> -O1 4:20 4203480 11:40 4829732
> -O2 5:56 4209368 14:09 4862532
> -O3 5:47 4221464 32:04 6166052
>
> This is not (only) an inlining problem it seems?
Do you have the .ii file sizes to compare? Is there a correlation with
compile time?
nathan
--
Dr Nathan Sidwell :: http://www.codesourcery.com :: CodeSourcery LLC
'But that's a lie.' - 'Yes it is. What's your point?'
nathan@codesourcery.com : http://www.cs.bris.ac.uk/~nathan/ : nathan@acm.org