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* [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast
@ 2010-06-01 11:14 jakub at gcc dot gnu dot org
2010-06-01 11:17 ` [Bug c++/44361] " jakub at gcc dot gnu dot org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-01 11:14 UTC (permalink / raw)
To: gcc-bugs
As noted by richi, gcc fails to bootstrap with --enable-build-with-cxx:
gcc/tree-flow-inline.h:854:8: error: variable 't' set but not used
[-Werror=unused-but-set-variable]
--
Summary: -Wunused-but-set-variable vs. explicit void cast
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jakub at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
@ 2010-06-01 11:17 ` jakub at gcc dot gnu dot org
2010-06-01 15:05 ` jakub at gcc dot gnu dot org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-01 11:17 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from jakub at gcc dot gnu dot org 2010-06-01 11:16 -------
Created an attachment (id=20791)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20791&action=view)
gcc46-pr44361.patch
Untested fix.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |jakub at gcc dot gnu dot org
|dot org |
Status|UNCONFIRMED |ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
2010-06-01 11:17 ` [Bug c++/44361] " jakub at gcc dot gnu dot org
@ 2010-06-01 15:05 ` jakub at gcc dot gnu dot org
2010-06-02 19:57 ` jakub at gcc dot gnu dot org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-01 15:05 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from jakub at gcc dot gnu dot org 2010-06-01 15:05 -------
Created an attachment (id=20799)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20799&action=view)
gcc46-pr44361.patch
Updated patch.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #20791|0 |1
is obsolete| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
2010-06-01 11:17 ` [Bug c++/44361] " jakub at gcc dot gnu dot org
2010-06-01 15:05 ` jakub at gcc dot gnu dot org
@ 2010-06-02 19:57 ` jakub at gcc dot gnu dot org
2010-06-02 20:02 ` jakub at gcc dot gnu dot org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-02 19:57 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from jakub at gcc dot gnu dot org 2010-06-02 19:57 -------
Subject: Bug 44361
Author: jakub
Date: Wed Jun 2 19:57:08 2010
New Revision: 160188
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160188
Log:
PR c++/44361
* cvt.c (convert_to_void): If implicit is NULL, call mark_rvalue_use
instead of calling mark_exp_read only when not an assignment.
Modified:
trunk/gcc/cp/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
` (2 preceding siblings ...)
2010-06-02 19:57 ` jakub at gcc dot gnu dot org
@ 2010-06-02 20:02 ` jakub at gcc dot gnu dot org
2010-06-05 14:49 ` jakub at gcc dot gnu dot org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-02 20:02 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from jakub at gcc dot gnu dot org 2010-06-02 20:02 -------
I've committed just the C++ FE change that has been approved separately, in
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160187
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160188
The C FE and testsuite changes are still awaiting approval.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
` (3 preceding siblings ...)
2010-06-02 20:02 ` jakub at gcc dot gnu dot org
@ 2010-06-05 14:49 ` jakub at gcc dot gnu dot org
2010-06-05 15:03 ` jakub at gcc dot gnu dot org
2010-06-05 19:01 ` jakub at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-05 14:49 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from jakub at gcc dot gnu dot org 2010-06-05 14:49 -------
Subject: Bug 44361
Author: jakub
Date: Sat Jun 5 14:49:16 2010
New Revision: 160317
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160317
Log:
PR c++/44361
* c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
* c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
statement expression.
* c-c++-common/Wunused-var-9.c: New test.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-parser.c
trunk/gcc/c-typeck.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
` (4 preceding siblings ...)
2010-06-05 14:49 ` jakub at gcc dot gnu dot org
@ 2010-06-05 15:03 ` jakub at gcc dot gnu dot org
2010-06-05 19:01 ` jakub at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-05 15:03 UTC (permalink / raw)
To: gcc-bugs
------- Comment #6 from jakub at gcc dot gnu dot org 2010-06-05 15:02 -------
Subject: Bug 44361
Author: jakub
Date: Sat Jun 5 15:02:32 2010
New Revision: 160318
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160318
Log:
PR c++/44361
* c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
* c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
statement expression.
* c-c++-common/Wunused-var-9.c: New test.
Added:
trunk/gcc/testsuite/c-c++-common/Wunused-var-9.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/44361] -Wunused-but-set-variable vs. explicit void cast
2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
` (5 preceding siblings ...)
2010-06-05 15:03 ` jakub at gcc dot gnu dot org
@ 2010-06-05 19:01 ` jakub at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-06-05 19:01 UTC (permalink / raw)
To: gcc-bugs
------- Comment #7 from jakub at gcc dot gnu dot org 2010-06-05 19:00 -------
Fixed.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44361
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2010-06-05 19:01 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
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2010-06-01 11:14 [Bug c++/44361] New: -Wunused-but-set-variable vs. explicit void cast jakub at gcc dot gnu dot org
2010-06-01 11:17 ` [Bug c++/44361] " jakub at gcc dot gnu dot org
2010-06-01 15:05 ` jakub at gcc dot gnu dot org
2010-06-02 19:57 ` jakub at gcc dot gnu dot org
2010-06-02 20:02 ` jakub at gcc dot gnu dot org
2010-06-05 14:49 ` jakub at gcc dot gnu dot org
2010-06-05 15:03 ` jakub at gcc dot gnu dot org
2010-06-05 19:01 ` jakub at gcc dot gnu dot org
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