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[Bug middle-end/18293] Redundant copy operation introduced by expand
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 3 Nov 2004 22:58:56 -0000
- Subject: [Bug middle-end/18293] Redundant copy operation introduced by expand
- References: <20041103222411.18293.steven@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-03 22:58 -------
Confirmed. This is related to casts somehow.
Also this happens on 3.3 which is even more funny and just show the deficiencies in the expanders
which no one noticed before.
--
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |minor
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Keywords| |compile-time-hog, memory-
| |hog, missed-optimization
Known to fail| |3.3 4.0.0
Last reconfirmed|0000-00-00 00:00:00 |2004-11-03 22:58:55
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18293