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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
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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
2010-10-20 21:19 ` jakub at gcc dot gnu.org
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