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From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/23372] [4.0/4.1/4.2 Regression] Temporary aggregate copy not elided when passing parameters by value
Date: Wed, 08 Feb 2006 15:16:00 -0000 [thread overview]
Message-ID: <20060208151622.5938.qmail@sourceware.org> (raw)
In-Reply-To: <bug-23372-7904@http.gcc.gnu.org/bugzilla/>
------- Comment #30 from pinskia at gcc dot gnu dot org 2006-02-08 15:16 -------
(In reply to comment #29)
> This patch (on top of infrastructure provided by the general copyprop
> improvements) modifies forwprop to do copy propagation of aggregates. Untested
> apart from the fact it fixes all the testcases here.
Forward prop is really a semi hack waiting for a true combiner. And this seems
like the wrong spot anyways as forward prop is only really for scalars really.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23372
next prev parent reply other threads:[~2006-02-08 15:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-23372-7904@http.gcc.gnu.org/bugzilla/>
2005-10-16 22:20 ` [Bug c++/23372] [4.0/4.1 " pinskia at gcc dot gnu dot org
2005-10-31 5:00 ` mmitchel at gcc dot gnu dot org
2006-01-14 12:40 ` [Bug c++/23372] [4.0/4.1/4.2 " rguenth at gcc dot gnu dot org
2006-01-14 17:12 ` rguenth at gcc dot gnu dot org
2006-01-30 13:46 ` rguenth at gcc dot gnu dot org
2006-01-30 13:48 ` rguenth at gcc dot gnu dot org
2006-01-31 15:24 ` [Bug c++/23372] [4.0/4.1 " pinskia at gcc dot gnu dot org
2006-01-31 16:03 ` rguenth at gcc dot gnu dot org
2006-01-31 16:05 ` pinskia at gcc dot gnu dot org
2006-01-31 16:05 ` pinskia at gcc dot gnu dot org
2006-02-02 9:16 ` rguenth at gcc dot gnu dot org
2006-02-02 17:16 ` sje at cup dot hp dot com
2006-02-03 1:49 ` hp at gcc dot gnu dot org
2006-02-03 9:16 ` rguenth at gcc dot gnu dot org
2006-02-07 15:36 ` rguenth at gcc dot gnu dot org
2006-02-07 15:39 ` [Bug c++/23372] [4.0/4.1/4.2 " rguenth at gcc dot gnu dot org
2006-02-08 15:11 ` rguenth at gcc dot gnu dot org
2006-02-08 15:16 ` pinskia at gcc dot gnu dot org [this message]
2006-02-08 15:16 ` rguenth at gcc dot gnu dot org
2006-02-08 15:18 ` rguenth at gcc dot gnu dot org
2006-02-14 15:41 ` rguenth at gcc dot gnu dot org
2006-02-14 15:41 ` rguenth at gcc dot gnu dot org
2006-02-24 0:30 ` mmitchel at gcc dot gnu dot org
2006-04-06 10:59 ` guillaume dot melquiond at ens-lyon dot fr
2006-05-25 2:34 ` mmitchel at gcc dot gnu dot org
2006-08-22 21:09 ` jason at gcc dot gnu dot org
2006-08-23 4:28 ` jason at gcc dot gnu dot org
2006-08-23 14:23 ` [Bug c++/23372] [4.0/4.1 " jason at gcc dot gnu dot org
2006-08-23 14:23 ` jason at gcc dot gnu dot org
2006-08-23 14:34 ` jason at gcc dot gnu dot org
2006-10-07 3:49 ` pinskia at gcc dot gnu dot org
2006-10-07 6:16 ` pinskia at gcc dot gnu dot org
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