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* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
@ 2005-10-07 3:26 ` gdr at gcc dot gnu dot org
2006-02-03 21:56 ` jason at gcc dot gnu dot org
` (7 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: gdr at gcc dot gnu dot org @ 2005-10-07 3:26 UTC (permalink / raw)
To: gcc-bugs
--
gdr at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|3.4.5 |3.4.6
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
2005-10-07 3:26 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided gdr at gcc dot gnu dot org
@ 2006-02-03 21:56 ` jason at gcc dot gnu dot org
2006-02-03 21:59 ` [Bug c++/16405] [3.4/4.1/4.2 " pinskia at gcc dot gnu dot org
` (6 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: jason at gcc dot gnu dot org @ 2006-02-03 21:56 UTC (permalink / raw)
To: gcc-bugs
------- Comment #9 from jason at gcc dot gnu dot org 2006-02-03 21:56 -------
Disabling this optimization for now, so this is again a regression in 4.1 and
4.2.
--
jason at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|mark at codesourcery dot com|jason at gcc dot gnu dot org
Known to fail|3.4.3 |3.4.3 4.1.0 4.2.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4/4.1/4.2 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
2005-10-07 3:26 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided gdr at gcc dot gnu dot org
2006-02-03 21:56 ` jason at gcc dot gnu dot org
@ 2006-02-03 21:59 ` pinskia at gcc dot gnu dot org
2006-02-03 21:59 ` pinskia at gcc dot gnu dot org
` (5 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2006-02-03 21:59 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[3.4 Regression] Temporary |[3.4/4.1/4.2 Regression]
|aggregate copy not elided |Temporary aggregate copy not
| |elided
Target Milestone|3.4.6 |4.1.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4/4.1/4.2 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (2 preceding siblings ...)
2006-02-03 21:59 ` [Bug c++/16405] [3.4/4.1/4.2 " pinskia at gcc dot gnu dot org
@ 2006-02-03 21:59 ` pinskia at gcc dot gnu dot org
2006-02-09 9:54 ` jason at gcc dot gnu dot org
` (4 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2006-02-03 21:59 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P2 |P3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4/4.1/4.2 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (3 preceding siblings ...)
2006-02-03 21:59 ` pinskia at gcc dot gnu dot org
@ 2006-02-09 9:54 ` jason at gcc dot gnu dot org
2006-02-09 13:35 ` [Bug c++/16405] [3.4/4.1 " pinskia at gcc dot gnu dot org
` (3 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: jason at gcc dot gnu dot org @ 2006-02-09 9:54 UTC (permalink / raw)
To: gcc-bugs
------- Comment #10 from jason at gcc dot gnu dot org 2006-02-09 09:54 -------
Subject: Bug 16405
Author: jason
Date: Thu Feb 9 09:54:36 2006
New Revision: 110789
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=110789
Log:
PR c++/25979
* tree.def: Elaborate on difference from MODIFY_EXPR.
* doc/c-tree.texi (INIT_EXPR): Likewise.
* gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
(gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
(gimplify_target_expr): Likewise.
(gimplify_cond_expr): Remove target handling.
(gimplify_modify_expr): Don't clobber INIT_EXPR code here.
(gimplify_expr): Clobber it here.
(gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
Do return slot optimization if we have an INIT_EXPR.
PR tree-opt/24365
* tree-inline.c (declare_return_variable): Also clear
DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
PR c++/16405
* gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
PR middle-end/22439
* gimplify.c (gimplify_one_sizepos): Fix typo.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/cp-gimplify.c
trunk/gcc/cp/typeck2.c
trunk/gcc/doc/c-tree.texi
trunk/gcc/gimplify.c
trunk/gcc/testsuite/g++.dg/opt/temp1.C
trunk/gcc/tree-inline.c
trunk/gcc/tree.def
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4/4.1 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (4 preceding siblings ...)
2006-02-09 9:54 ` jason at gcc dot gnu dot org
@ 2006-02-09 13:35 ` pinskia at gcc dot gnu dot org
2006-02-10 17:32 ` jason at gcc dot gnu dot org
` (2 subsequent siblings)
8 siblings, 0 replies; 13+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2006-02-09 13:35 UTC (permalink / raw)
To: gcc-bugs
------- Comment #11 from pinskia at gcc dot gnu dot org 2006-02-09 13:35 -------
Fixed on the mainline at least for now.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to fail|3.4.3 4.1.0 4.2.0 |3.4.3 4.1.0
Known to work|3.3.4 3.3.2 4.0.0 |3.3.4 3.3.2 4.0.0 4.2.0
Summary|[3.4/4.1/4.2 Regression] |[3.4/4.1 Regression]
|Temporary aggregate copy not|Temporary aggregate copy not
|elided |elided
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4/4.1 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (5 preceding siblings ...)
2006-02-09 13:35 ` [Bug c++/16405] [3.4/4.1 " pinskia at gcc dot gnu dot org
@ 2006-02-10 17:32 ` jason at gcc dot gnu dot org
2006-02-10 23:08 ` [Bug c++/16405] [3.4 " pinskia at gcc dot gnu dot org
2006-02-28 9:36 ` gdr at gcc dot gnu dot org
8 siblings, 0 replies; 13+ messages in thread
From: jason at gcc dot gnu dot org @ 2006-02-10 17:32 UTC (permalink / raw)
To: gcc-bugs
------- Comment #12 from jason at gcc dot gnu dot org 2006-02-10 17:32 -------
Subject: Bug 16405
Author: jason
Date: Fri Feb 10 17:32:10 2006
New Revision: 110838
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=110838
Log:
PR c++/25979
* tree.def: Elaborate on difference from MODIFY_EXPR.
* doc/c-tree.texi (INIT_EXPR): Likewise.
* gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
(gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
(gimplify_target_expr): Likewise.
(gimplify_cond_expr): Remove target handling.
(gimplify_modify_expr): Don't clobber INIT_EXPR code here.
(gimplify_expr): Clobber it here.
(gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
Do return slot optimization if we have an INIT_EXPR.
PR tree-opt/24365
* tree-inline.c (declare_return_variable): Also clear
DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
PR c++/16405
* gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
PR middle-end/22439
* gimplify.c (gimplify_one_sizepos): Fix typo.
Modified:
branches/gcc-4_1-branch/gcc/ChangeLog
branches/gcc-4_1-branch/gcc/cp/ChangeLog
branches/gcc-4_1-branch/gcc/cp/cp-gimplify.c
branches/gcc-4_1-branch/gcc/cp/typeck2.c
branches/gcc-4_1-branch/gcc/doc/c-tree.texi
branches/gcc-4_1-branch/gcc/gimplify.c
branches/gcc-4_1-branch/gcc/testsuite/g++.dg/opt/temp1.C
branches/gcc-4_1-branch/gcc/tree-inline.c
branches/gcc-4_1-branch/gcc/tree.def
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (6 preceding siblings ...)
2006-02-10 17:32 ` jason at gcc dot gnu dot org
@ 2006-02-10 23:08 ` pinskia at gcc dot gnu dot org
2006-02-28 9:36 ` gdr at gcc dot gnu dot org
8 siblings, 0 replies; 13+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2006-02-10 23:08 UTC (permalink / raw)
To: gcc-bugs
------- Comment #13 from pinskia at gcc dot gnu dot org 2006-02-10 23:08 -------
Fixed now in 4.1.0 also.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[3.4/4.1 Regression] |[3.4 Regression] Temporary
|Temporary aggregate copy not|aggregate copy not elided
|elided |
Target Milestone|4.1.0 |3.4.6
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
` (7 preceding siblings ...)
2006-02-10 23:08 ` [Bug c++/16405] [3.4 " pinskia at gcc dot gnu dot org
@ 2006-02-28 9:36 ` gdr at gcc dot gnu dot org
8 siblings, 0 replies; 13+ messages in thread
From: gdr at gcc dot gnu dot org @ 2006-02-28 9:36 UTC (permalink / raw)
To: gcc-bugs
------- Comment #14 from gdr at gcc dot gnu dot org 2006-02-28 09:35 -------
Fixed in 4.1.0. won't fix for 3.4.6.
--
gdr at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
Target Milestone|3.4.6 |4.1.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
2004-07-07 11:56 [Bug c++/16405] New: Non optimized code when using default copy constructor guillaume dot melquiond at ens-lyon dot fr
` (2 preceding siblings ...)
2005-02-13 18:38 ` cvs-commit at gcc dot gnu dot org
@ 2005-05-19 17:40 ` mmitchel at gcc dot gnu dot org
3 siblings, 0 replies; 13+ messages in thread
From: mmitchel at gcc dot gnu dot org @ 2005-05-19 17:40 UTC (permalink / raw)
To: gcc-bugs
--
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|3.4.4 |3.4.5
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
2004-07-07 11:56 [Bug c++/16405] New: Non optimized code when using default copy constructor guillaume dot melquiond at ens-lyon dot fr
2004-12-23 8:18 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided mmitchel at gcc dot gnu dot org
2004-12-23 16:27 ` cvs-commit at gcc dot gnu dot org
@ 2005-02-13 18:38 ` cvs-commit at gcc dot gnu dot org
2005-05-19 17:40 ` mmitchel at gcc dot gnu dot org
3 siblings, 0 replies; 13+ messages in thread
From: cvs-commit at gcc dot gnu dot org @ 2005-02-13 18:38 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-02-13 06:44 -------
Subject: Bug 16405
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: jason@gcc.gnu.org 2005-02-13 06:43:58
Modified files:
gcc : ChangeLog fold-const.c gimplify.c tree.h
Log message:
PR mudflap/19319
* gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
slot explicit.
PR c++/16405
* fold-const.c (fold_indirect_ref_1): Split out from...
(build_fold_indirect_ref): Here.
(fold_indirect_ref): New fn.
* tree.h: Declare it.
* gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
(gimplify_modify_expr_rhs): Likewise.
(gimplify_expr): Likewise.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7461&r2=2.7462
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.507&r2=1.508
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gimplify.c.diff?cvsroot=gcc&r1=2.108&r2=2.109
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&r1=1.689&r2=1.690
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
2004-07-07 11:56 [Bug c++/16405] New: Non optimized code when using default copy constructor guillaume dot melquiond at ens-lyon dot fr
2004-12-23 8:18 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided mmitchel at gcc dot gnu dot org
@ 2004-12-23 16:27 ` cvs-commit at gcc dot gnu dot org
2005-02-13 18:38 ` cvs-commit at gcc dot gnu dot org
2005-05-19 17:40 ` mmitchel at gcc dot gnu dot org
3 siblings, 0 replies; 13+ messages in thread
From: cvs-commit at gcc dot gnu dot org @ 2004-12-23 16:27 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-12-23 16:27 -------
Subject: Bug 16405
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: mmitchel@gcc.gnu.org 2004-12-23 16:27:12
Modified files:
gcc/testsuite : ChangeLog
gcc/testsuite/g++.dg/opt: temp1.C
Log message:
PR c++/16405
* gimplify.c (gimplify_modify_expr_rhs): Handle
INDIRECT_REF/ADDR_EXPR combinations.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4805&r2=1.4806
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/temp1.C.diff?cvsroot=gcc&r1=1.1&r2=1.2
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided
2004-07-07 11:56 [Bug c++/16405] New: Non optimized code when using default copy constructor guillaume dot melquiond at ens-lyon dot fr
@ 2004-12-23 8:18 ` mmitchel at gcc dot gnu dot org
2004-12-23 16:27 ` cvs-commit at gcc dot gnu dot org
` (2 subsequent siblings)
3 siblings, 0 replies; 13+ messages in thread
From: mmitchel at gcc dot gnu dot org @ 2004-12-23 8:18 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From mmitchel at gcc dot gnu dot org 2004-12-23 08:17 -------
Fixed in GCC 4.0.
--
What |Removed |Added
----------------------------------------------------------------------------
Known to fail|3.4.3 4.0.0 |3.4.3
Known to work|3.3.4 3.3.2 |3.3.4 3.3.2 4.0.0
Summary|[3.4/4.0 Regression] |[3.4 Regression] Temporary
|Temporary aggregate copy not|aggregate copy not elided
|elided |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16405
^ permalink raw reply [flat|nested] 13+ messages in thread
end of thread, other threads:[~2006-02-28 9:35 UTC | newest]
Thread overview: 13+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <bug-16405-7904@http.gcc.gnu.org/bugzilla/>
2005-10-07 3:26 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided gdr at gcc dot gnu dot org
2006-02-03 21:56 ` jason at gcc dot gnu dot org
2006-02-03 21:59 ` [Bug c++/16405] [3.4/4.1/4.2 " pinskia at gcc dot gnu dot org
2006-02-03 21:59 ` pinskia at gcc dot gnu dot org
2006-02-09 9:54 ` jason at gcc dot gnu dot org
2006-02-09 13:35 ` [Bug c++/16405] [3.4/4.1 " pinskia at gcc dot gnu dot org
2006-02-10 17:32 ` jason at gcc dot gnu dot org
2006-02-10 23:08 ` [Bug c++/16405] [3.4 " pinskia at gcc dot gnu dot org
2006-02-28 9:36 ` gdr at gcc dot gnu dot org
2004-07-07 11:56 [Bug c++/16405] New: Non optimized code when using default copy constructor guillaume dot melquiond at ens-lyon dot fr
2004-12-23 8:18 ` [Bug c++/16405] [3.4 Regression] Temporary aggregate copy not elided mmitchel at gcc dot gnu dot org
2004-12-23 16:27 ` cvs-commit at gcc dot gnu dot org
2005-02-13 18:38 ` cvs-commit at gcc dot gnu dot org
2005-05-19 17:40 ` mmitchel at gcc dot gnu dot org
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