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* [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression
@ 2011-11-18 23:01 reichelt at gcc dot gnu.org
2011-11-18 23:02 ` [Bug c++/51216] " reichelt at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: reichelt at gcc dot gnu.org @ 2011-11-18 23:01 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51216
Bug #: 51216
Summary: [4.6/4.7 Regression] ICE with statement expression
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: reichelt@gcc.gnu.org
The following code snippet triggers an ICE since GCC 4.6.0 when compiled with
"-std=c++0x":
==========================
void foo()
{
int i = ({ if (1) ; });
}
==========================
bug.cc: In function 'void foo()':
bug.cc:3:24: sorry, unimplemented: unexpected AST of kind if_stmt
bug.cc:3:24: internal compiler error: in potential_constant_expression_1, at
cp/semantics.c:8426
Please submit a full bug report, [etc.]
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/51216] [4.6/4.7 Regression] ICE with statement expression
2011-11-18 23:01 [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression reichelt at gcc dot gnu.org
@ 2011-11-18 23:02 ` reichelt at gcc dot gnu.org
2011-11-18 23:27 ` paolo.carlini at oracle dot com
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: reichelt at gcc dot gnu.org @ 2011-11-18 23:02 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51216
Volker Reichelt <reichelt at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-invalid-code
Target Milestone|--- |4.6.3
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/51216] [4.6/4.7 Regression] ICE with statement expression
2011-11-18 23:01 [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression reichelt at gcc dot gnu.org
2011-11-18 23:02 ` [Bug c++/51216] " reichelt at gcc dot gnu.org
@ 2011-11-18 23:27 ` paolo.carlini at oracle dot com
2011-11-19 23:57 ` paolo at gcc dot gnu.org
2011-12-21 18:35 ` [Bug c++/51216] [4.6 " paolo.carlini at oracle dot com
3 siblings, 0 replies; 5+ messages in thread
From: paolo.carlini at oracle dot com @ 2011-11-18 23:27 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51216
Paolo Carlini <paolo.carlini at oracle dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2011-11-18
Ever Confirmed|0 |1
--- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-11-18 23:21:46 UTC ---
Likewise for { while (1) ; } or { for (;;) ; } for example.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/51216] [4.6/4.7 Regression] ICE with statement expression
2011-11-18 23:01 [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression reichelt at gcc dot gnu.org
2011-11-18 23:02 ` [Bug c++/51216] " reichelt at gcc dot gnu.org
2011-11-18 23:27 ` paolo.carlini at oracle dot com
@ 2011-11-19 23:57 ` paolo at gcc dot gnu.org
2011-12-21 18:35 ` [Bug c++/51216] [4.6 " paolo.carlini at oracle dot com
3 siblings, 0 replies; 5+ messages in thread
From: paolo at gcc dot gnu.org @ 2011-11-19 23:57 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51216
--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2011-11-19 23:17:16 UTC ---
Author: paolo
Date: Sat Nov 19 23:17:12 2011
New Revision: 181517
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181517
Log:
/cp
2011-11-19 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51216
* semantics.c (potential_constant_expression_1): Handle IF_STMT,
DO_STMT, FOR_STMT, and WHILE_STMT.
/testsuite
2011-11-19 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51216
* g++.dg/cpp0x/pr51216.C: New.
Added:
trunk/gcc/testsuite/g++.dg/cpp0x/pr51216.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/semantics.c
trunk/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/51216] [4.6 Regression] ICE with statement expression
2011-11-18 23:01 [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression reichelt at gcc dot gnu.org
` (2 preceding siblings ...)
2011-11-19 23:57 ` paolo at gcc dot gnu.org
@ 2011-12-21 18:35 ` paolo.carlini at oracle dot com
3 siblings, 0 replies; 5+ messages in thread
From: paolo.carlini at oracle dot com @ 2011-12-21 18:35 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51216
Paolo Carlini <paolo.carlini at oracle dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
Target Milestone|4.6.3 |4.7.0
--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-12-21 18:29:44 UTC ---
Fixed for 4.7.0.
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2011-12-21 18:31 UTC | newest]
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2011-11-18 23:01 [Bug c++/51216] New: [4.6/4.7 Regression] ICE with statement expression reichelt at gcc dot gnu.org
2011-11-18 23:02 ` [Bug c++/51216] " reichelt at gcc dot gnu.org
2011-11-18 23:27 ` paolo.carlini at oracle dot com
2011-11-19 23:57 ` paolo at gcc dot gnu.org
2011-12-21 18:35 ` [Bug c++/51216] [4.6 " paolo.carlini at oracle dot com
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