[Bug c++/50058] New: [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[Bug c++/50058] New: [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

             Bug #: 50058
           Summary: [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com
                CC: rguenth@gcc.gnu.org


On Linux/x86, revision 177691:

http://gcc.gnu.org/ml/gcc-cvs/2011-08/msg00705.html

caused:

FAIL: g++.dg/tree-ssa/pr41186.C scan-tree-dump fre1 "Replaced b1.D.[0-9]*.f
with 1"
FAIL: g++.dg/tree-ssa/pr41186.C scan-tree-dump fre1 "Replaced b1.D.[0-9]*.i
with 0"

[Bug c++/50058] [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

--- Comment #1 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-08-13 13:45:50 UTC ---
Created attachment 25003
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25003
pr41186.C.027t.fre1 file

[Bug c++/50058] [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-08-13
     Ever Confirmed|0                           |1

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-08-13 13:47:05 UTC ---
On x86_64-apple-darwin10 I get

[macbook] f90/bug% grep Replaced pr41186.C.027t.fre1
Replaced b1.b with 1 in D.2166_2 = b1.b;

I have attached the pr41186.C.027t.fre1 file.

[Bug tree-optimization/50058] [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
          Component|c++                         |tree-optimization
         AssignedTo|unassigned at gcc dot       |rguenth at gcc dot gnu.org
                   |gnu.org                     |
   Target Milestone|---                         |4.7.0

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-08-15 09:20:18 UTC ---
Mine.

[Bug tree-optimization/50058] [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-08-15 12:17:39 UTC ---
Author: rguenth
Date: Mon Aug 15 12:17:33 2011
New Revision: 177760

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177760
Log:
2011-08-15  Richard Guenther  <rguenther@suse.de>

    PR tree-optimization/50058
    * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
    copy matching.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-sccvn.c

[Bug tree-optimization/50058] [4.7 Regression] FAIL: g++.dg/tree-ssa/pr41186.C

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50058

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-08-15 12:18:06 UTC ---
Fixed.