[Bug tree-optimization/40496] New: ICE in verify_stmts with -fprefetch-loop-arrays

[Bug tree-optimization/40496] New: ICE in verify_stmts with -fprefetch-loop-arrays

[pthaugen at gcc dot gnu dot org]

Current trunk ICE's as follows when -fprefetch-loop-arrays is specified. The
testcase that will be attatched is trimmed down from cpu2006 benchmark
483.xalancbmk.

work/spec_err> /home/pthaugen/install/gcc/trunk/bin/g++ -c -m64 -O2
-fprefetch-loop-arrays DOMString.cpp
DOMString.cpp: In static member function #static void*
DOMStringHandle::operator new(size_t)#:
DOMString.cpp:26:9: error: Incompatible types in PHI argument 0
struct DOMStringHandle *

void *

freeListPtr.3_44 = PHI <pretmp.33_30(9), freeListPtr.3_21(5)>

DOMString.cpp:26:9: internal compiler error: verify_stmts failed
Please submit a full bug report,
with preprocessed source if appropriate.


-- 
           Summary: ICE in verify_stmts with -fprefetch-loop-arrays
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: pthaugen at gcc dot gnu dot org
 GCC build triplet: powerpc64-linux
  GCC host triplet: powerpc64-linux
GCC target triplet: powerpc64-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] ICE in verify_stmts with -fprefetch-loop-arrays

[pthaugen at gcc dot gnu dot org]

------- Comment #1 from pthaugen at gcc dot gnu dot org  2009-06-19 21:32 -------
Created an attachment (id=18026)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18026&action=view)
testcase


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2009-06-19 22:55 -------
Confirmed, mine.


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |rguenth at gcc dot gnu dot
                   |dot org                     |org
             Status|UNCONFIRMED                 |ASSIGNED
     Ever Confirmed|0                           |1
           Keywords|                            |ice-checking, ice-on-valid-
                   |                            |code
   Last reconfirmed|0000-00-00 00:00:00         |2009-06-19 22:55:53
               date|                            |
            Summary|ICE in verify_stmts with -  |[4.5 Regression] ICE in
                   |fprefetch-loop-arrays       |verify_stmts with -
                   |                            |fprefetch-loop-arrays
   Target Milestone|---                         |4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[pinskia at gcc dot gnu dot org]

------- Comment #3 from pinskia at gcc dot gnu dot org  2009-06-22 00:12 -------
tree_unroll_loop is causing it ...


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[rguenth at gcc dot gnu dot org]

-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2009-07-10 11:45 -------
Subject: Bug 40496

Author: rguenth
Date: Fri Jul 10 11:45:40 2009
New Revision: 149469

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=149469
Log:
2009-07-10  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/40496
        * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
        the PHI result with a compatible type.

        * g++.dg/opt/pr40496.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/opt/pr40496.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-manip.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[rguenth at gcc dot gnu dot org]

------- Comment #5 from rguenth at gcc dot gnu dot org  2009-07-10 11:48 -------
Fixed.


-- 

rguenth at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496

[Bug tree-optimization/40496] [4.5 Regression] ICE in verify_stmts with -fprefetch-loop-arrays

[hjl at gcc dot gnu dot org]

------- Comment #6 from hjl at gcc dot gnu dot org  2009-07-23 17:51 -------
Subject: Bug 40496

Author: hjl
Date: Thu Jul 23 17:50:56 2009
New Revision: 150020

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=150020
Log:
2009-07-23  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline:
        2009-07-22  Richard Guenther  <rguenther@suse.de>

        PR c++/40799
        * g++.dg/lookup/using21.C: New testcase.

        2009-07-19  Jan Hubicka  <jh@suse.cz>

        PR tree-optimization/40676
        * gcc.c-torture/compile/pr40676.c: New testcase.

        2009-07-15  Richard Guenther  <rguenther@suse.de>

        PR middle-end/40753
        * gcc.c-torture/compile/pr40753.c: New testcase.

        2009-07-14  Dodji Seketeli  <dodji@redhat.com>

        PR debug/40705
        * g++.dg/debug/dwarf2/typedef1.C: New test.

        PR c++/40357
        * g++.dg/other/typedef3.C: New test.

        2009-07-10  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/40496
        * g++.dg/opt/pr40496.C: New testcase.

        2009-07-09  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/40692
        * gcc.c-torture/compile/pr40692.c: New test.

        2009-07-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR libfortran/40330
        PR libfortran/40662
        * gfortran.dg/fmt_cache_1.f: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/debug/dwarf2/typedef1.C
      - copied unchanged from r150018,
trunk/gcc/testsuite/g++.dg/debug/dwarf2/typedef1.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/lookup/using21.C
      - copied unchanged from r150018,
trunk/gcc/testsuite/g++.dg/lookup/using21.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/opt/pr40496.C
      - copied unchanged from r150018, trunk/gcc/testsuite/g++.dg/opt/pr40496.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/other/typedef3.C
      - copied unchanged from r150018,
trunk/gcc/testsuite/g++.dg/other/typedef3.C
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr40676.c
      - copied unchanged from r150018,
trunk/gcc/testsuite/gcc.c-torture/compile/pr40676.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr40692.c
      - copied unchanged from r150018,
trunk/gcc/testsuite/gcc.c-torture/compile/pr40692.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr40753.c
      - copied unchanged from r150018,
trunk/gcc/testsuite/gcc.c-torture/compile/pr40753.c
    branches/gcc-4_4-branch/gcc/testsuite/gfortran.dg/fmt_cache_1.f
      - copied unchanged from r150018,
trunk/gcc/testsuite/gfortran.dg/fmt_cache_1.f
Modified:
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40496