--- Comment #11 from dennis dot wassel at googlemail dot com 2010-07-02
09:15 ---
Created an attachment (id=21062)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21062&action=view)
Reduced testcase
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37951
--- Comment #10 from dennis dot wassel at googlemail dot com 2009-05-04
08:50 ---
Edited the "Known to fail" instead of "Reported against".
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dennis dot wassel at googlemail dot com changed:
What|Removed |Added
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--- Comment #9 from dennis dot wassel at googlemail dot com 2009-05-04
08:45 ---
Also fails with 4.3.3 (precisely the same error message as 4.3.2)
gfortran -O2 -ftree-parallelize-loops=2 -c ma57.f -o ma57.o
ma57.f: In function 'ma57od':
ma57.f:2724: error: edge from 676 to 686 should b
--- Comment #8 from dennis dot wassel at googlemail dot com 2008-11-27
10:32 ---
(In reply to comment #6)
> This ICE is different than the one you reported first: this fails in the
> debug dumps function. Could you report the backtrace using the following
> flags:
>
> gfortran -O3 -ft
--- Comment #7 from dennis dot wassel at googlemail dot com 2008-11-27
10:09 ---
(In reply to comment #6)
> This ICE is different than the one you reported first: this fails in the
> debug dumps function. Could you report the backtrace using the following
> flags:
>
> gfortran -O3 -ft
--- Comment #6 from sebpop at gmail dot com 2008-11-26 17:42 ---
Subject: Re: -ftree-parallelize-loops=2 fails for MA57
> gfortran -O3 -fdump-tree-vect-details -ftree-vectorize
> -ftree-parallelize-loops=2 -c ma57.f
> ma57.f: In function 'ma57sd':
> ma57.f:1538: internal compiler error
> gfortran -O3 -fdump-tree-vect-details -ftree-vectorize
> -ftree-parallelize-loops=2 -c ma57.f
> ma57.f: In function 'ma57sd':
> ma57.f:1538: internal compiler error: Segmentation fault
[...]
> Program received signal SIGSEGV, Segmentation fault.
> 0xb7ce06f9 in free () from /lib/tls/i686/cmov/lib
--- Comment #5 from dennis dot wassel at googlemail dot com 2008-11-25
11:26 ---
gfortran also produces ICEs in this context:
gfortran -O1 -fdump-tree-vect-details -ftree-vectorize
-ftree-parallelize-loops=2 -c ma57.f
ma57.f: In function 'ma57id':
ma57.f:131: internal compiler error: S
--- Comment #4 from rguenth at gcc dot gnu dot org 2008-10-29 22:46 ---
The cfg manipulation code on the branch has the same "bug" as on the trunk.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37951
--- Comment #3 from pinskia at gcc dot gnu dot org 2008-10-29 22:42 ---
(In reply to comment #1)
> May be related to PR37485.
I highly doubt it is related to that PR as this is reported against 4.3.2 and
graphite was not in 4.3.x.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3795
--- Comment #2 from dennis dot wassel at googlemail dot com 2008-10-29
15:27 ---
(In reply to comment #1)
> Waiting for a testcase. May be related to PR37485.
Much as I would like to help, but I will not be able to distill a testcase out
of ma57 due to license and time constraints. So
--- Comment #1 from rguenth at gcc dot gnu dot org 2008-10-29 14:38 ---
Waiting for a testcase. May be related to PR37485.
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rguenth at gcc dot gnu dot org changed:
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