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[Bug target/28481] [4.2/4.3/4.4 Regression] regression from 3.x: 4.1.1 uses memory where it can use registers
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Sep 2008 15:06:06 -0000
- Subject: [Bug target/28481] [4.2/4.3/4.4 Regression] regression from 3.x: 4.1.1 uses memory where it can use registers
- References: <bug-28481-12956@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #10 from rguenth at gcc dot gnu dot org 2008-09-20 15:06 -------
Trunk does very unfunny things to this testcase as well. -fno-tree-reassoc
recovers the register allocation problems.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |vmakarov at redhat dot com
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Keywords| |missed-optimization, ra
Last reconfirmed|0000-00-00 00:00:00 |2008-09-20 15:06:05
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28481