--- Comment #7 from sayle at gcc dot gnu dot org 2006-07-03 14:35 ---
Subject: Bug 26251
Author: sayle
Date: Mon Jul 3 14:35:13 2006
New Revision: 115150
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=115150
Log:
PR tree-optimization/26251
*
--- Comment #8 from pinskia at gcc dot gnu dot org 2006-07-03 20:51 ---
Fixed.
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pinskia at gcc dot gnu dot org changed:
What|Removed |Added
Status|NEW
--- Comment #6 from steven at gcc dot gnu dot org 2006-06-04 09:32 ---
This should have a higher priority than P3 IMHO.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26251
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mmitchel at gcc dot gnu dot org changed:
What|Removed |Added
Priority|P3 |P2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26251
--- Comment #5 from pinskia at gcc dot gnu dot org 2006-05-21 20:23 ---
Jeff any thoughts about this bug since it was caused by your patch?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26251
--- Comment #1 from pinskia at gcc dot gnu dot org 2006-02-13 02:16 ---
Confirmed, this happens in the last VRP pass.
Mainly:
Threaded jump 2 -- 3 to 6
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pinskia at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #2 from pinskia at gcc dot gnu dot org 2006-02-13 02:19 ---
This might be the reason for the slight code size increase with CSiBE:
http://www.inf.u-szeged.hu/csibe/l-sbs.php?branchid=mainlineflags=-Osrel_flag=--none--dataview=Timelinefinish_button=Finish
between the 7th and
--- Comment #3 from pinskia at gcc dot gnu dot org 2006-02-13 02:28 ---
The difference in IV selection causes this bug to show up.
on Powerpc if I use -fno-ivopts, I can reproduce this jump threading.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26251
--- Comment #4 from dann at godzilla dot ics dot uci dot edu 2006-02-13
02:34 ---
Here's another testcase of what seems to be the same problem.
The 4.2 assembly contains 2 calls for TabSet, 4.0 only has 1.
(both this and the first example are function from xterm in case anybody
