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* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
@ 2013-06-12 13:57 ` paolo.carlini at oracle dot com
2013-06-12 21:38 ` paolo.carlini at oracle dot com
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: paolo.carlini at oracle dot com @ 2013-06-12 13:57 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
Paolo Carlini <paolo.carlini at oracle dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
CC|gcc-bugs at gcc dot gnu.org |
Assignee|unassigned at gcc dot gnu.org |paolo.carlini at oracle dot com
Target Milestone|--- |4.9.0
--- Comment #2 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Mine.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
2013-06-12 13:57 ` [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor] paolo.carlini at oracle dot com
@ 2013-06-12 21:38 ` paolo.carlini at oracle dot com
2014-07-28 14:38 ` redi at gcc dot gnu.org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: paolo.carlini at oracle dot com @ 2013-06-12 21:38 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
Paolo Carlini <paolo.carlini at oracle dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Fixed for 4.9.0.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
2013-06-12 13:57 ` [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor] paolo.carlini at oracle dot com
2013-06-12 21:38 ` paolo.carlini at oracle dot com
@ 2014-07-28 14:38 ` redi at gcc dot gnu.org
2014-11-02 8:50 ` paolo.carlini at oracle dot com
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: redi at gcc dot gnu.org @ 2014-07-28 14:38 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
Jonathan Wakely <redi at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |galdralag at bk dot ru
--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
*** Bug 61935 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
` (2 preceding siblings ...)
2014-07-28 14:38 ` redi at gcc dot gnu.org
@ 2014-11-02 8:50 ` paolo.carlini at oracle dot com
2014-11-22 2:23 ` jason at gcc dot gnu.org
2015-01-07 15:18 ` jason at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: paolo.carlini at oracle dot com @ 2014-11-02 8:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
Paolo Carlini <paolo.carlini at oracle dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |petschy at gmail dot com
--- Comment #5 from Paolo Carlini <paolo.carlini at oracle dot com> ---
*** Bug 63657 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
` (3 preceding siblings ...)
2014-11-02 8:50 ` paolo.carlini at oracle dot com
@ 2014-11-22 2:23 ` jason at gcc dot gnu.org
2015-01-07 15:18 ` jason at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: jason at gcc dot gnu.org @ 2014-11-22 2:23 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Sat Nov 22 02:21:35 2014
New Revision: 217957
URL: https://gcc.gnu.org/viewcvs?rev=217957&root=gcc&view=rev
Log:
PR c++/63657
PR c++/38958
* call.c (set_up_extended_ref_temp): Set TREE_USED on the reference
if the temporary has a non-trivial destructor.
* decl.c (poplevel): Don't look through references.
Added:
trunk/gcc/testsuite/g++.dg/warn/Wunused-var-22.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/call.c
trunk/gcc/cp/decl.c
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
` (4 preceding siblings ...)
2014-11-22 2:23 ` jason at gcc dot gnu.org
@ 2015-01-07 15:18 ` jason at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: jason at gcc dot gnu.org @ 2015-01-07 15:18 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
--- Comment #7 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Wed Jan 7 15:18:05 2015
New Revision: 219306
URL: https://gcc.gnu.org/viewcvs?rev=219306&root=gcc&view=rev
Log:
PR c++/63657
PR c++/38958
* call.c (set_up_extended_ref_temp): Set TREE_USED on the reference
if the temporary has a non-trivial destructor.
* decl.c (poplevel): Don't look through references.
Added:
branches/gcc-4_9-branch/gcc/testsuite/g++.dg/warn/Wunused-var-22.C
Modified:
branches/gcc-4_9-branch/gcc/cp/ChangeLog
branches/gcc-4_9-branch/gcc/cp/call.c
branches/gcc-4_9-branch/gcc/cp/decl.c
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor]
2009-01-24 13:32 [Bug c++/38958] New: " fs dot open dot work at googlemail dot com
@ 2009-01-30 15:24 ` bangerth at gmail dot com
0 siblings, 0 replies; 7+ messages in thread
From: bangerth at gmail dot com @ 2009-01-30 15:24 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from bangerth at gmail dot com 2009-01-30 15:23 -------
Confirmed.
--
bangerth at gmail dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Keywords| |diagnostic
Last reconfirmed|0000-00-00 00:00:00 |2009-01-30 15:23:42
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38958
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2015-01-07 15:18 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <bug-38958-4@http.gcc.gnu.org/bugzilla/>
2013-06-12 13:57 ` [Bug c++/38958] 'unused variable' warning emitted when extending the lifetime of a returned RAII type by holding a reference to const despite delayed destructor side-effects. [dtor] paolo.carlini at oracle dot com
2013-06-12 21:38 ` paolo.carlini at oracle dot com
2014-07-28 14:38 ` redi at gcc dot gnu.org
2014-11-02 8:50 ` paolo.carlini at oracle dot com
2014-11-22 2:23 ` jason at gcc dot gnu.org
2015-01-07 15:18 ` jason at gcc dot gnu.org
2009-01-24 13:32 [Bug c++/38958] New: " fs dot open dot work at googlemail dot com
2009-01-30 15:24 ` [Bug c++/38958] " bangerth at gmail dot com
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