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From: "dominiq at lps dot ens.fr" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/55022] New: [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619
Date: Mon, 22 Oct 2012 13:53:00 -0000 [thread overview]
Message-ID: <bug-55022-4@http.gcc.gnu.org/bugzilla/> (raw)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022
Bug #: 55022
Summary: [4.8 Regression] air.f90 is miscompliled with -m64 -O2
-fgraphite-identity after revision 190619
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: dominiq@lps.ens.fr
CC: grosser@gcc.gnu.org, rguenth@gcc.gnu.org
The test air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after
revision 190619 (r188694 is OK):
...
ITERATION# TIME FINAL MASS RESIDUAL
9 0.000045757110 0.01000000 0.597638
17 0.000091473627 0.01000000 0.448609
25 0.000137176442 0.01000000 0.608353
33 0.000182824593 0.01000000 0.619686
41 0.000228306169 0.01000000 0.628800
49 0.000273480245 0.01000000 0.813862
58 0.000323343055 0.01000000 1.026950
67 0.000371631805 0.01000000 1.238993
77 0.000422628642 0.01000000 1.474307
88 0.000474256730 0.01000000 1.679987
100 0.000524089193 0.01000000 1.789565
114 0.000575138355 0.01000000 1.834548
129 0.000625547555 0.01000000 1.945421
144 0.000674419139 0.01000000 2.198194
166 0.000728576510 0.01000000 NaN
168 100.000735868323 0.01000000 NaN
deltat, final t, iterations
100.00000000000000 100.00073586832266 168
9 0.59763770273003503
17 0.44860912267491976
25 0.60835306073381645
33 0.61968645389575716
41 0.62879989012582926
49 0.81386186515901682
58 1.0269501832675307
67 1.2389929088800784
77 1.4743070523641029
88 1.6799869908106582
100 1.7895645561305713
114 1.8345478482485826
129 1.9454206794378737
144 2.1981944269573130
166 NaN
168 NaN
The miscompiled subroutines are botwall and topwall.
next reply other threads:[~2012-10-22 13:53 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-22 13:53 dominiq at lps dot ens.fr [this message]
2012-10-22 14:25 ` [Bug tree-optimization/55022] " dominiq at lps dot ens.fr
2012-10-23 13:36 ` dominiq at lps dot ens.fr
2012-11-25 15:52 ` rguenth at gcc dot gnu.org
2013-01-04 3:11 ` pinskia at gcc dot gnu.org
2013-01-04 7:29 ` dominiq at lps dot ens.fr
2013-02-05 15:58 ` aldyh at gcc dot gnu.org
2013-02-05 16:01 ` dominiq at lps dot ens.fr
2013-02-05 16:11 ` grosser at gcc dot gnu.org
2013-02-05 23:52 ` aldyh at gcc dot gnu.org
2013-02-06 18:19 ` aldyh at gcc dot gnu.org
2013-02-06 21:08 ` aldyh at gcc dot gnu.org
2013-02-07 14:58 ` dominiq at lps dot ens.fr
2013-02-07 15:11 ` dominiq at lps dot ens.fr
2013-02-20 13:59 ` rguenth at gcc dot gnu.org
2013-03-22 14:42 ` [Bug tree-optimization/55022] [4.8/4.9 " jakub at gcc dot gnu.org
2013-05-31 10:57 ` jakub at gcc dot gnu.org
2013-10-16 9:48 ` jakub at gcc dot gnu.org
2014-01-17 12:34 ` rguenth at gcc dot gnu.org
2014-04-10 16:01 ` mircea.namolaru at inria dot fr
2014-04-11 11:02 ` rguenth at gcc dot gnu.org
2014-04-11 11:10 ` kargov at gmail dot com
2014-04-11 11:28 ` rguenther at suse dot de
2014-04-11 11:32 ` kargov at gmail dot com
2014-04-11 11:33 ` rguenth at gcc dot gnu.org
2014-04-11 11:43 ` kargov at gmail dot com
2014-04-11 13:03 ` kargov at gmail dot com
2014-04-14 8:11 ` [Bug tree-optimization/55022] [4.8/4.9/4.10 " rguenth at gcc dot gnu.org
2014-04-22 13:34 ` [Bug tree-optimization/55022] [4.8 " rguenth at gcc dot gnu.org
2014-04-23 8:58 ` mircea.namolaru at inria dot fr
2014-05-06 12:01 ` rguenth at gcc dot gnu.org
2014-05-06 12:02 ` rguenth at gcc dot gnu.org
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