From: Victor Forsyuk <force@altlinux.org>
To: ALT Linux Team development discussions <devel@lists.altlinux.org>
Subject: Re: [devel] Dramatic g++4.4 -g speed regression
Date: Wed, 20 Jan 2010 18:04:05 +0200
Message-ID: <8b9c685c1001200804t573c9551l4607d0fcca94fe2d@mail.gmail.com> (raw)
In-Reply-To: <20100120015747.GA18313@wo.int.altlinux.org>
2010/1/20 Dmitry V. Levin <ldv@altlinux.org>:
>> > Как hotfix можете добавить -fomit-frame-pointer в флаги компиляции
>> > или убрать -g. Вроде помогает.
>>
>> Если там используется -g, то претензии не принимаются. :)
>
> Шутки шутками, но без -g, который зачем-то добавляет qmake, fwbuilder
> собирается за разумное время:
> 687.48user 40.21system 12:16.51elapsed 98%CPU (0avgtext+0avgdata 0maxresident)k
> 0inputs+0outputs (0major+8172274minor)pagefaults 0swaps
>
> Интересно, добавляет ли федорин qmake -g?
Жду ответа от Вадима. И если у него -g не добавлялось я попросил
проверить, что произойдет при добавлении этой опции.
Если те же проблемы, то это epic fail апстрима, а не баги нашей сборки gcc.
next prev parent reply other threads:[~2010-01-20 16:04 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-19 16:59 [devel] Dramatic g++4.4 speed regression (was: g++4.3 vs g++4.4) Victor Forsyuk
2010-01-19 17:10 ` Dmitry V. Levin
2010-01-19 17:18 ` Victor Forsyuk
2010-01-19 22:33 ` Kirill A. Shutemov
2010-01-19 23:02 ` Dmitry V. Levin
2010-01-20 1:57 ` [devel] Dramatic g++4.4 -g speed regression Dmitry V. Levin
2010-01-20 11:52 ` Sergey V Turchin
2010-01-20 16:04 ` Victor Forsyuk [this message]
2010-01-20 16:14 ` Sergey V Turchin
2010-01-20 23:32 ` Igor Zubkov
2010-01-20 8:06 ` [devel] Dramatic g++4.4 speed regression (was: g++4.3 vs g++4.4) Boris Savelev
2010-01-21 12:32 ` Victor Forsyuk
2010-01-21 15:08 ` [devel] Dramatic g++4.4 -g speed regression Dmitry V. Levin
2010-01-21 17:18 ` Victor Forsyuk
2010-01-21 19:01 ` Dmitry V. Levin
2010-01-22 11:02 ` Victor Forsyuk
2010-01-22 13:48 ` Kirill A. Shutemov
2010-01-20 15:53 ` [devel] Dramatic g++4.4 speed regression (was: g++4.3 vs g++4.4) Victor Forsyuk
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