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* [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class
@ 2011-12-18 20:55 reichelt at gcc dot gnu.org
  2011-12-18 21:53 ` [Bug c++/51612] " reichelt at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: reichelt at gcc dot gnu.org @ 2011-12-18 20:55 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

             Bug #: 51612
           Summary: [c++0x] [4.7 Regression] ICE with constexpr
                    constructor and virtual base class
    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 valid code snippet triggers an ICE on trunk:

========================
struct A {};

struct B : virtual A
{
  constexpr B() {}
};
========================

bug.cc: In constructor 'constexpr B::B()':
bug.cc:5:18: internal compiler error: in build_data_member_initialization, at
cp/semantics.c:5781
Please submit a full bug report, [etc.]


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/51612] [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class
  2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
@ 2011-12-18 21:53 ` reichelt at gcc dot gnu.org
  2011-12-18 22:33 ` jason at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: reichelt at gcc dot gnu.org @ 2011-12-18 21:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

Volker Reichelt <reichelt at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
   Target Milestone|---                         |4.7.0


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/51612] [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class
  2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
  2011-12-18 21:53 ` [Bug c++/51612] " reichelt at gcc dot gnu.org
@ 2011-12-18 22:33 ` jason at gcc dot gnu.org
  2011-12-20  0:37 ` [Bug c++/51612] [c++0x] [4.6/4.7 " paolo.carlini at oracle dot com
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: jason at gcc dot gnu.org @ 2011-12-18 22:33 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|ice-on-valid-code           |ice-on-invalid-code
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-12-18
                 CC|                            |jason at gcc dot gnu.org
     Ever Confirmed|0                           |1

--- Comment #1 from Jason Merrill <jason at gcc dot gnu.org> 2011-12-18 22:27:30 UTC ---
This is not valid code; a class with virtual bases cannot have a constexpr
constructor.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/51612] [c++0x] [4.6/4.7 Regression] ICE with constexpr constructor and virtual base class
  2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
  2011-12-18 21:53 ` [Bug c++/51612] " reichelt at gcc dot gnu.org
  2011-12-18 22:33 ` jason at gcc dot gnu.org
@ 2011-12-20  0:37 ` paolo.carlini at oracle dot com
  2011-12-20 10:40 ` paolo at gcc dot gnu.org
  2011-12-20 10:53 ` paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo.carlini at oracle dot com @ 2011-12-20  0:37 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

Paolo Carlini <paolo.carlini at oracle dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |paolo.carlini at oracle dot
                   |gnu.org                     |com


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/51612] [c++0x] [4.6/4.7 Regression] ICE with constexpr constructor and virtual base class
  2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2011-12-20  0:37 ` [Bug c++/51612] [c++0x] [4.6/4.7 " paolo.carlini at oracle dot com
@ 2011-12-20 10:40 ` paolo at gcc dot gnu.org
  2011-12-20 10:53 ` paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo at gcc dot gnu.org @ 2011-12-20 10:40 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2011-12-20 10:38:48 UTC ---
Author: paolo
Date: Tue Dec 20 10:38:44 2011
New Revision: 182526

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182526
Log:
/cp
2011-12-20  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/51612
    * semantics.c (is_valid_constexpr_fn): In case of constexpr
    constructors also check for virtual base classes.

/testsuite
2011-12-20  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/51612
    * g++.dg/cpp0x/constexpr-ice4.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-ice4.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/semantics.c
    trunk/gcc/testsuite/ChangeLog


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/51612] [c++0x] [4.6/4.7 Regression] ICE with constexpr constructor and virtual base class
  2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2011-12-20 10:40 ` paolo at gcc dot gnu.org
@ 2011-12-20 10:53 ` paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo.carlini at oracle dot com @ 2011-12-20 10:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51612

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> 2011-12-20 10:40:43 UTC ---
Fixed for 4.7.0.


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2011-12-20 10:40 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2011-12-18 20:55 [Bug c++/51612] New: [c++0x] [4.7 Regression] ICE with constexpr constructor and virtual base class reichelt at gcc dot gnu.org
2011-12-18 21:53 ` [Bug c++/51612] " reichelt at gcc dot gnu.org
2011-12-18 22:33 ` jason at gcc dot gnu.org
2011-12-20  0:37 ` [Bug c++/51612] [c++0x] [4.6/4.7 " paolo.carlini at oracle dot com
2011-12-20 10:40 ` paolo at gcc dot gnu.org
2011-12-20 10:53 ` paolo.carlini at oracle dot com

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