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* [Bug fortran/36935] New: unneeded temporary
@ 2008-07-25 13:38 jv244 at cam dot ac dot uk
2008-07-25 14:19 ` [Bug fortran/36935] " dfranke at gcc dot gnu dot org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: jv244 at cam dot ac dot uk @ 2008-07-25 13:38 UTC (permalink / raw)
To: gcc-bugs
integer :: a(3)
a=(/i,j,k/)
END
--
Summary: unneeded temporary
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Keywords: missed-optimization
Severity: normal
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jv244 at cam dot ac dot uk
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/36935] unneeded temporary
2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
@ 2008-07-25 14:19 ` dfranke at gcc dot gnu dot org
2008-07-25 14:27 ` jv244 at cam dot ac dot uk
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: dfranke at gcc dot gnu dot org @ 2008-07-25 14:19 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from dfranke at gcc dot gnu dot org 2008-07-25 14:18 -------
Reads similar to http://gcc.gnu.org/ml/fortran/2008-07/msg00163.html
PaulT wrote:
> pt = point((/ x, y, z /))
> 1
> Warning: Creating array temporary at (1)
This will always occur where an array actual argument is not a
contiguous section of a variable.
--
dfranke at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dfranke at gcc dot gnu dot
| |org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/36935] unneeded temporary
2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
2008-07-25 14:19 ` [Bug fortran/36935] " dfranke at gcc dot gnu dot org
@ 2008-07-25 14:27 ` jv244 at cam dot ac dot uk
2008-07-26 20:29 ` tkoenig at gcc dot gnu dot org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: jv244 at cam dot ac dot uk @ 2008-07-25 14:27 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from jv244 at cam dot ac dot uk 2008-07-25 14:26 -------
(In reply to comment #1)
> Reads similar to http://gcc.gnu.org/ml/fortran/2008-07/msg00163.html
>
> PaulT wrote:
> > pt = point((/ x, y, z /))
> > 1
> > Warning: Creating array temporary at (1)
>
> This will always occur where an array actual argument is not a
> contiguous section of a variable.
>
It is similar, but I believe Paul might have misread your example. His comment
would but right if point were a function call, but it is not. I believe a temp
shouldn't be created in your example.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/36935] unneeded temporary
2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
2008-07-25 14:19 ` [Bug fortran/36935] " dfranke at gcc dot gnu dot org
2008-07-25 14:27 ` jv244 at cam dot ac dot uk
@ 2008-07-26 20:29 ` tkoenig at gcc dot gnu dot org
2008-08-17 0:07 ` [Bug fortran/36935] unneeded temporary for array constructor pinskia at gcc dot gnu dot org
2009-01-04 0:21 ` dfranke at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: tkoenig at gcc dot gnu dot org @ 2008-07-26 20:29 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from tkoenig at gcc dot gnu dot org 2008-07-26 20:28 -------
Confirmed.
--
tkoenig at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |tkoenig at gcc dot gnu dot
| |org
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-07-26 20:28:54
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/36935] unneeded temporary for array constructor
2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
` (2 preceding siblings ...)
2008-07-26 20:29 ` tkoenig at gcc dot gnu dot org
@ 2008-08-17 0:07 ` pinskia at gcc dot gnu dot org
2009-01-04 0:21 ` dfranke at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2008-08-17 0:07 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/36935] unneeded temporary for array constructor
2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
` (3 preceding siblings ...)
2008-08-17 0:07 ` [Bug fortran/36935] unneeded temporary for array constructor pinskia at gcc dot gnu dot org
@ 2009-01-04 0:21 ` dfranke at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: dfranke at gcc dot gnu dot org @ 2009-01-04 0:21 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from dfranke at gcc dot gnu dot org 2009-01-04 00:20 -------
*** This bug has been marked as a duplicate of 33341 ***
--
dfranke at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |DUPLICATE
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36935
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2009-01-04 0:21 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2008-07-25 13:38 [Bug fortran/36935] New: unneeded temporary jv244 at cam dot ac dot uk
2008-07-25 14:19 ` [Bug fortran/36935] " dfranke at gcc dot gnu dot org
2008-07-25 14:27 ` jv244 at cam dot ac dot uk
2008-07-26 20:29 ` tkoenig at gcc dot gnu dot org
2008-08-17 0:07 ` [Bug fortran/36935] unneeded temporary for array constructor pinskia at gcc dot gnu dot org
2009-01-04 0:21 ` dfranke at gcc dot gnu dot org
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