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Re: 3.3 compile time regression (22400%)
- From: Janis Johnson <janis187 at us dot ibm dot com>
- To: Janis Johnson <janis187 at us dot ibm dot com>
- Cc: Steven Bosscher <s dot bosscher at student dot tudelft dot nl>, richard dot guenther at uni-tuebingen dot de, mark at codesourcery dot com, gcc at gcc dot gnu dot org
- Date: Mon, 24 Mar 2003 15:37:27 -0800
- Subject: Re: 3.3 compile time regression (22400%)
- References: <Pine.LNX.4.44.0303181300580.22005-100000@bellatrix.tat.physik.uni-tuebingen <Pine.LNX.4.44.0303181300580.22005-100000@bellatrix.tat.physik.uni-tuebingen <1048340383.756.39.camel@steven> <20030322135157.A1343@us.ibm.com>
On Sat, Mar 22, 2003 at 01:51:57PM -0800, Janis Johnson wrote:
> On Sat, Mar 22, 2003 at 02:39:43PM +0100, Steven Bosscher wrote:
> >
> > Richard, can you open a PR for this issue and put that multi-megabyte
> > test case up for download somewhere? If you don't have a public space
> > for your test case, then I can make some of my own available for you.
> >
> > Janis, when the test case is there, do you have the cycles to track this
> > one down to the breaking patch somehow?
>
> Yes, I can do that.
It turns out that I can't investigate when the performance changed for
this. When the test case is takes a long time to compile, it also runs
out of memory. I don't have access to a bigger i686-linux system and
can't use the preprocessed source file on other systems.
Janis