--- Comment #8 from hjl at gcc dot gnu dot org 2009-05-30 13:50 ---
Subject: Bug 40254
Author: hjl
Date: Sat May 30 13:49:33 2009
New Revision: 148004
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=148004
Log:
2009-05-30 H.J. Lu hongjiu...@intel.com
Backport from
--- Comment #7 from rguenth at gcc dot gnu dot org 2009-05-28 09:12 ---
Fixed.
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Status|ASSIGNED
--- Comment #4 from irar at il dot ibm dot com 2009-05-27 08:43 ---
The bug is in data-refs analysis for basic blocks: two accesses that are not
adjacent (reload.c:1370) are considered as adjacent, and, therefore, get
vectorized together, causing the wrong code generation.
--
irar
--- Comment #5 from irar at il dot ibm dot com 2009-05-27 09:59 ---
I'll test this patch tomorrow:
Index: tree-data-ref.c
===
--- tree-data-ref.c (revision 147903)
+++ tree-data-ref.c (working copy)
@@ -718,17
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Target Milestone|--- |4.5.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40254
--- Comment #1 from rguenth at gcc dot gnu dot org 2009-05-26 13:36 ---
*** Bug 40245 has been marked as a duplicate of this bug. ***
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #3 from rguenther at suse dot de 2009-05-26 14:36 ---
Subject: Re: [4.5 Regression] SPEC2006 403.gcc
miscompares
On Tue, 26 May 2009, pinskia at gcc dot gnu dot org wrote:
--- Comment #2 from pinskia at gcc dot gnu dot org 2009-05-26 14:34
---
Does
--- Comment #2 from pinskia at gcc dot gnu dot org 2009-05-26 14:34 ---
Does -fno-strict-aliasing help?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40254
