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* [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
@ 2010-10-18 14:15 zsojka at seznam dot cz
  2010-10-18 15:38 ` [Bug tree-optimization/46066] " rguenth at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: zsojka at seznam dot cz @ 2010-10-18 14:15 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

           Summary: [4.6 Regression] ICE: in create_parallel_loop, at
                    tree-parloops.c:1455 with -ftree-parallelize-loops -g
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: zsojka@seznam.cz


Created attachment 22076
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22076
reduced testcase (almost the same as gcc.dg/autopar/outer-2.c)

Compiler output:
$ gcc -O -ftree-parallelize-loops=4 -g pr46066.c 
pr46066.c: In function 'parloop':
pr46066.c:2:1: internal compiler error: in create_parallel_loop, at
tree-parloops.c:1455
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

fails with -ftree-parallelize-loops=[234]

Tested revisions:
r165629 - crash
r161659 - crash
r159696 - OK
4.5 r163761 - OK


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug tree-optimization/46066] [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
  2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
@ 2010-10-18 15:38 ` rguenth at gcc dot gnu.org
  2010-10-20  8:27 ` jakub at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-10-18 15:38 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.6.0


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug tree-optimization/46066] [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
  2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
  2010-10-18 15:38 ` [Bug tree-optimization/46066] " rguenth at gcc dot gnu.org
@ 2010-10-20  8:27 ` jakub at gcc dot gnu.org
  2010-10-20  9:52 ` jakub at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-10-20  8:27 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P1
                 CC|                            |jakub at gcc dot gnu.org


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug tree-optimization/46066] [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
  2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
  2010-10-18 15:38 ` [Bug tree-optimization/46066] " rguenth at gcc dot gnu.org
  2010-10-20  8:27 ` jakub at gcc dot gnu.org
@ 2010-10-20  9:52 ` jakub at gcc dot gnu.org
  2010-10-20 21:16 ` jakub at gcc dot gnu.org
  2010-10-20 21:19 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-10-20  9:52 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2010.10.20 09:52:32
         AssignedTo|unassigned at gcc dot       |jakub at gcc dot gnu.org
                   |gnu.org                     |
     Ever Confirmed|0                           |1

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-10-20 09:52:31 UTC ---
Created attachment 22090
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22090
gcc46-pr46066.patch

Untested fix.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug tree-optimization/46066] [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
  2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
                   ` (2 preceding siblings ...)
  2010-10-20  9:52 ` jakub at gcc dot gnu.org
@ 2010-10-20 21:16 ` jakub at gcc dot gnu.org
  2010-10-20 21:19 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-10-20 21:16 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-10-20 21:15:52 UTC ---
Author: jakub
Date: Wed Oct 20 21:15:49 2010
New Revision: 165739

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165739
Log:
    PR tree-optimization/46066
    * tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb
    instead of gsi_last_bb.

    * gcc.dg/autopar/pr46066.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/autopar/pr46066.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-parloops.c


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug tree-optimization/46066] [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g
  2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
                   ` (3 preceding siblings ...)
  2010-10-20 21:16 ` jakub at gcc dot gnu.org
@ 2010-10-20 21:19 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-10-20 21:19 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46066

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

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

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-10-20 21:19:08 UTC ---
Fixed.


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2010-10-20 21:19 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2010-10-18 14:15 [Bug tree-optimization/46066] New: [4.6 Regression] ICE: in create_parallel_loop, at tree-parloops.c:1455 with -ftree-parallelize-loops -g zsojka at seznam dot cz
2010-10-18 15:38 ` [Bug tree-optimization/46066] " rguenth at gcc dot gnu.org
2010-10-20  8:27 ` jakub at gcc dot gnu.org
2010-10-20  9:52 ` jakub at gcc dot gnu.org
2010-10-20 21:16 ` jakub at gcc dot gnu.org
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