* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
@ 2008-10-21 20:30 ` mitul dot thakkar at amd dot com
2008-10-22 21:20 ` grosser at gcc dot gnu dot org
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: mitul dot thakkar at amd dot com @ 2008-10-21 20:30 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from mitul dot thakkar at amd dot com 2008-10-21 20:29 -------
Created an attachment (id=16522)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16522&action=view)
Reduced Test Case
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
2008-10-21 20:30 ` [Bug middle-end/37886] " mitul dot thakkar at amd dot com
@ 2008-10-22 21:20 ` grosser at gcc dot gnu dot org
2008-10-23 0:30 ` grosser at gcc dot gnu dot org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: grosser at gcc dot gnu dot org @ 2008-10-22 21:20 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from grosser at gcc dot gnu dot org 2008-10-22 21:18 -------
Here a backtrace for copy_data.c:
#0 0x08194e97 in create_empty_loop_on_edge (entry_edge=0x290c2ac8,
initial_value=0x29066ce8, stride=0x29066d04, upper_bound=0x29066d04,
iv=0x29106ec8,
iv_before=0xbfbfe780, outer=0x29106d10) at
../../../git/gcc/cfgloopmanip.c:684
#1 0x089d8e5c in graphite_create_new_loop (scop=0x8d320a0,
entry_edge=0x290c2ac8,
stmt=0x8d33d00, ivstack=0xbfbfe880, outer=0x29106d10)
at ../../../git/gcc/graphite.c:3412
#2 0x089da203 in translate_clast (scop=0x8d320a0, context_loop=0x29106d10,
stmt=0x8d33d00, next_e=0x290c2ac8, ivstack=0xbfbfe880)
at ../../../git/gcc/graphite.c:3824
#3 0x089d9fad in translate_clast (scop=0x8d320a0, context_loop=0x29106d10,
stmt=0x8d8c5d0, next_e=0x290c2ac8, ivstack=0xbfbfe880)
at ../../../git/gcc/graphite.c:3777
#4 0x089dc222 in gloog (scop=0x8d320a0, stmt=0x8d8c5d0)
at ../../../git/gcc/graphite.c:4365
#5 0x089de401 in graphite_transform_loops () at
../../../git/gcc/graphite.c:5267
--
grosser at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-10-22 21:18:54
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
2008-10-21 20:30 ` [Bug middle-end/37886] " mitul dot thakkar at amd dot com
2008-10-22 21:20 ` grosser at gcc dot gnu dot org
@ 2008-10-23 0:30 ` grosser at gcc dot gnu dot org
2008-10-23 1:33 ` sebpop at gmail dot com
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: grosser at gcc dot gnu dot org @ 2008-10-23 0:30 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from grosser at gcc dot gnu dot org 2008-10-23 00:28 -------
Created an attachment (id=16532)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16532&action=view)
Proposed fix in gloog()
I added a fix for this SEGFAULT. But now we fail with:
copy_data.c: In function 'copy_data':
copy_data.c:1: internal compiler error: in expand_scalar_variables_expr, at
graphite.c:3617
This is handled in Bug 37851.
I would like to commit this fix and close this bug.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
` (2 preceding siblings ...)
2008-10-23 0:30 ` grosser at gcc dot gnu dot org
@ 2008-10-23 1:33 ` sebpop at gmail dot com
2008-10-23 20:05 ` grosser at gcc dot gnu dot org
2008-10-29 4:38 ` grosser at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: sebpop at gmail dot com @ 2008-10-23 1:33 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from sebpop at gmail dot com 2008-10-23 01:31 -------
Subject: Re: [graphite] ICE: Segmentation fault
On Wed, Oct 22, 2008 at 7:28 PM, grosser at gcc dot gnu dot org
<gcc-bugzilla@gcc.gnu.org> wrote:
> Proposed fix in gloog()
>
> I added a fix for this SEGFAULT. But now we fail with:
>
> copy_data.c: In function 'copy_data':
> copy_data.c:1: internal compiler error: in expand_scalar_variables_expr, at
> graphite.c:3617
>
> This is handled in Bug 37851.
>
> I would like to commit this fix and close this bug.
>
The fix looks good. Please apply.
Sebastian
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
` (3 preceding siblings ...)
2008-10-23 1:33 ` sebpop at gmail dot com
@ 2008-10-23 20:05 ` grosser at gcc dot gnu dot org
2008-10-29 4:38 ` grosser at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: grosser at gcc dot gnu dot org @ 2008-10-23 20:05 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from grosser at gcc dot gnu dot org 2008-10-23 20:04 -------
Subject: Bug 37886
Author: grosser
Date: Thu Oct 23 20:02:59 2008
New Revision: 141328
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141328
Log:
2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/37886
* graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
Modified:
branches/graphite/gcc/ChangeLog.graphite
branches/graphite/gcc/graphite.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug middle-end/37886] [graphite] ICE: Segmentation fault
2008-10-21 20:29 [Bug middle-end/37886] New: [graphite] ICE: Segmentation fault mitul dot thakkar at amd dot com
` (4 preceding siblings ...)
2008-10-23 20:05 ` grosser at gcc dot gnu dot org
@ 2008-10-29 4:38 ` grosser at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: grosser at gcc dot gnu dot org @ 2008-10-29 4:38 UTC (permalink / raw)
To: gcc-bugs
------- Comment #6 from grosser at gcc dot gnu dot org 2008-10-29 04:37 -------
Fix committed.
--
grosser at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37886
^ permalink raw reply [flat|nested] 7+ messages in thread