[Bug middle-end/51750] New: [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc execution test

[Bug middle-end/51750] New: [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc execution test

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51750

             Bug #: 51750
           Summary: [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc
                    execution test
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dominiq@lps.ens.fr
                CC: hjl.tools@gmail.com, iains@gcc.gnu.org,
                    paolo.carlini@oracle.com, rguenther@suse.de
            Target: i686-*-linux* x86_64-*-linux* x86_64-apple-darwin10


Between revisions 182828 and 182830 the following tests started to fail with
-m32 (see http://gcc.gnu.org/ml/gcc-regression/2012-01/msg00048.html ):

FAIL: 25_algorithms/heap/moveable.cc execution test
FAIL: 25_algorithms/heap/moveable2.cc execution test

The failures are

Assertion failed: (this->SharedInfo && this->ptr < this->SharedInfo->last),
function operator*, file
/opt/gcc/work/libstdc++-v3/testsuite/util/testsuite_iterators.h, line 287.
FAIL: 25_algorithms/heap/moveable.cc execution test

[Bug middle-end/51750] [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc execution test

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51750

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2012-01-04
         AssignedTo|unassigned at gcc dot       |rguenth at gcc dot gnu.org
                   |gnu.org                     |
   Target Milestone|---                         |4.7.0
     Ever Confirmed|0                           |1

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-04 11:03:16 UTC ---
Confirmed, caused by the PR51730 fix.

[Bug middle-end/51750] [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc execution test

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51750

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-04 13:25:35 UTC ---
Author: rguenth
Date: Wed Jan  4 13:25:28 2012
New Revision: 182872

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182872
Log:
2012-01-04  Richard Guenther  <rguenther@suse.de>

    PR middle-end/51750
    * tree.c (size_low_cst): New function.
    * tree.h (size_low_cst): Declare.
    * fold-const.c (fold_comparison): Use it to extract the low
    part of the POINTER_PLUS_EXPR offset.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/tree.c
    trunk/gcc/tree.h

[Bug middle-end/51750] [4.7 Regression] FAIL: 25_algorithms/heap/moveable*.cc execution test

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51750

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

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

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-04 13:26:50 UTC ---
Fixed.