[Bug c++/49988] constexpr on ctor invokes improper initialization

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49988

Jason Merrill jason at gcc dot gnu.org changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED
   Target Milestone|--- |4.6.2

--- Comment #4 from Jason Merrill jason at gcc dot gnu.org 2011-08-06 
22:24:03 UTC ---
Fixed for 4.6.2.

[Bug c++/49988] constexpr on ctor invokes improper initialization

[faisalv at yahoo dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49988

--- Comment #1 from Faisal Vali faisalv at yahoo dot com 2011-08-05 13:59:55 
UTC ---
Also, changing the parameter to a pointer to an array makes the code work
correctly:

struct A {
  char data[3];
templateint ... I 
constexpr  
 // NOTE: now it is a pointer to an array - not just a pointer to char
A(const char (*s)[3], XI... x) : data{ (*s)[I]...} { }

};

[Bug c++/49988] constexpr on ctor invokes improper initialization

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49988

Jason Merrill jason at gcc dot gnu.org changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2011.08.05 19:53:43
 AssignedTo|unassigned at gcc dot   |jason at gcc dot gnu.org
   |gnu.org |
 Ever Confirmed|0   |1

[Bug c++/49988] constexpr on ctor invokes improper initialization

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49988

--- Comment #2 from Jason Merrill jason at gcc dot gnu.org 2011-08-06 
04:34:25 UTC ---
Author: jason
Date: Sat Aug  6 04:34:21 2011
New Revision: 177496

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=177496
Log:
PR c++/49988
* semantics.c (cxx_eval_array_reference): Handle failure to
reduce the array operand to something we can work with.

Added:
trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-non-const-arg3.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/semantics.c
trunk/gcc/testsuite/ChangeLog

[Bug c++/49988] constexpr on ctor invokes improper initialization

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49988

--- Comment #3 from Jason Merrill jason at gcc dot gnu.org 2011-08-06 
04:38:11 UTC ---
Author: jason
Date: Sat Aug  6 04:38:08 2011
New Revision: 177500

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=177500
Log:
PR c++/49988
* semantics.c (cxx_eval_array_reference): Handle failure to
reduce the array operand to something we can work with.

Added:
   
branches/gcc-4_6-branch/gcc/testsuite/g++.dg/cpp0x/constexpr-non-const-arg3.C
Modified:
branches/gcc-4_6-branch/gcc/cp/ChangeLog
branches/gcc-4_6-branch/gcc/cp/semantics.c
branches/gcc-4_6-branch/gcc/testsuite/ChangeLog