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Mail Archives: cygwin/2005/06/12/04:22:14

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Date: Sun, 12 Jun 2005 10:22:06 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: gcc 3.4.4 optimization problem (was Re: Negative stats from rsync with 20050610 snapshot)
Message-ID: <20050612082206.GB6568@calimero.vinschen.de>
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References: <42AA611A DOT 2050605 AT acm DOT org> <20050611145713 DOT GA11065 AT calimero DOT vinschen DOT de> <42AB16FA DOT 4000701 AT familiehaase DOT de>
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On Jun 11 18:53, Gerrit P. Haase wrote:
> Corinna Vinschen wrote:
> >Otherwise, do you know by any chance, if there exists some fix for that
> >problem?  The above kludge is almost a year old, so there's a chance
> >that somebody already found the fix.
> 
> Where we had a problem was with -fschedule-insns2
> (flag_schedule_insns_after_reload):

Oh, right.

> Regarding unit-at-a-time I cannot remember right now if there was
> discussion, there are known issues with this option, anyway I will
> apply your kludge since I have not much time, I'm on a business trip
> the next two weeks.

I'm wondering if we should do that or not.  I'm not a gcc person, so I'm
not exactly the right one to make such a decision.  It's just interesting
that the strict-aliasing problem Chris found, is no problem in gcc 4
anymore, apparently.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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