--- Comment #8 from pinskia at gcc dot gnu dot org 2007-11-03 20:23 ---
I cannot reproduce this either on x86_64 or powerpc64.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33319
--- Comment #9 from sebpop at gmail dot com 2007-11-03 20:39 ---
Subject: Re: [4.2/4.3 regression] g++.dg/tree-ssa/pr27549.C ICE with
vectorization
I cannot reproduce the bug on i686-linux either.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33319
--- Comment #5 from victork at gcc dot gnu dot org 2007-10-23 06:53 ---
Created an attachment (id=14394)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14394action=view)
vectorizer dump
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33319
--- Comment #6 from victork at gcc dot gnu dot org 2007-10-23 06:57 ---
I think this bug is duplicate of pr31081.
Probably versioning which is done by vectorizer exposes the problem in inliner.
I've attached the vectorizer dump for analysys (pr27549.C.103t.vect)
% gdb --args
--- Comment #7 from pinskia at gcc dot gnu dot org 2007-10-23 07:02 ---
Actually I doubt it is related to the other bug as the other one only happens
on the trunk as there is no SSA inliner in 4.2 so changing back to NEW.
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pinskia at gcc dot gnu dot org changed:
What
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mmitchel at gcc dot gnu dot org changed:
What|Removed |Added
Priority|P3 |P1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33319
--- Comment #4 from victork at gcc dot gnu dot org 2007-10-09 06:52 ---
The problem starts when dependence checker fails to find distance vector
for a known dependence. I've opened another missed-optimization PR33707.
The vectorizer continue by means of versioning for alias. I'm still
--- Comment #3 from rguenth at gcc dot gnu dot org 2007-09-18 13:02 ---
Still fails.
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Last
--- Comment #2 from victork at gcc dot gnu dot org 2007-09-17 09:37 ---
Subject: Bug 33319
Author: victork
Date: Mon Sep 17 09:37:31 2007
New Revision: 128539
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=128539
Log:
PR tree-optimization/33319
*
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-09-16
13:28 ---
Also fails on amd64 linux. gcc 4.2 with -O1 -ftree-vectorize error message
is:
pr27549.C: In function 'const char* foo()':
pr27549.C:72: internal compiler error: in coalesce_abnormal_edges, at
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