--- Comment #7 from dh458 at oakapple dot net 2009-10-08 13:23 ---
Subject: Re: mixing common and modules elicits seg fault
> The use of common in the context of this PR badly hurts my understanding of
commons: storage arrays computed at compile time.
For better or worse, the
--- Comment #4 from dh458 at oakapple dot net 2009-10-08 00:19 ---
Subject: Re: mixing common and modules elicits seg fault
>
Note that if I comment the line " common/arrays/Ro" I get the following link
error:
Undefined symbols:
"_span.0", referen
--- Comment #1 from dh458 at oakapple dot net 2009-10-07 22:54 ---
Created an attachment (id=18747)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18747&action=view)
example file tor segmentation violation with gfortran 4.4.1
--
http://gcc.gnu.org/bugzilla/show_bug
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dh458 at oakapple dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41627
--- Comment #11 from dh458 at oakapple dot net 2009-10-07 22:42 ---
(In reply to comment #10)
> > Here is a patch from Adhemerval Zanella from our IBM LTC Performance team,
> > that "fixes" the problem for me and bootstraps (powerpc64-linux) and
> > regtes
--- Comment #4 from dh458 at oakapple dot net 2009-07-23 06:23 ---
(In reply to comment #3)
> What happens if you drop the -march=k8 option?
Works fine.
> What happens if you use the -march=native option?
Fails on k8 system - this is how I found the bug originally.
> What h
--- Comment #2 from dh458 at oakapple dot net 2009-07-23 00:06 ---
gfortran --verbose:
/home/dgh/gnu-x86/local/bin/gfortran -c site.f90 -march=k8 --verbose
Using built-in specs.
Target: i386-pc-solaris2.10
Configured with: ../gcc-4.4.0/configure
--prefix=//net/hs-usca-01.sfbay/export
--- Comment #1 from dh458 at oakapple dot net 2009-07-23 00:04 ---
Created an attachment (id=18240)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18240&action=view)
site.f90 test case for bug 40832
condensed from SPECmpi 130.socorro
--
http://gcc.gnu.org/b
using -march=k8 for 130.socorro
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dh458 at oakapple dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40832
--- Comment #4 from dh458 at oakapple dot net 2009-07-21 15:19 ---
(In reply to comment #0)
In the original SPECmpi source code,
I was able to make the compile-time bug go away with this source workaround:
change e.g.
Ro => Hydro_vars( first_cell:last_cell, j, k)%cell_
--- Comment #1 from dh458 at oakapple dot net 2009-07-17 21:11 ---
Created an attachment (id=18215)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18215&action=view)
preprocessed source file com_mpi.c to display bug
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40792
roduct: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dh458 at oakapple dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40792
--- Comment #4 from dh458 at oakapple dot net 2009-07-16 18:24 ---
Compiles OK at -O2, but more slowly than with 4.1.2:
4.1.2 4.4.0
-O2:
real1m19.827s real2m58.945s
-O3:
real1m30.645s real 10m5.166s
Even if -O3 ultimately generates correct code in
--- Comment #2 from dh458 at oakapple dot net 2009-07-16 16:17 ---
Created an attachment (id=18208)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18208&action=view)
failing source file that uses modules in bigmod.f90
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40773
--- Comment #1 from dh458 at oakapple dot net 2009-07-16 16:16 ---
Created an attachment (id=18207)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18207&action=view)
modules definition file, bzip2'd
cat bigmod.f90.bz2 | bunzip2 > bigmod.f90
compressed to avoi
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dh458 at oakapple dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40773
--- Comment #2 from dh458 at oakapple dot net 2009-07-13 21:40 ---
Created an attachment (id=18190)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18190&action=view)
module use file for bug report
Compile this module use with the other attachment module definition
--
--- Comment #1 from dh458 at oakapple dot net 2009-07-13 21:39 ---
Created an attachment (id=18189)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18189&action=view)
module definition
This is the module definition file for the bug report.
--
http://gcc.gnu.org/b
al
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dh458 at oakapple dot net
GCC host triplet: sparc-sun-solaris2.10
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40737
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