[Bug c++/54253] [C++11] constexpr constructor crashes with polymorphic base classes

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54253

--- Comment #9 from Jason Merrill <jason at gcc dot gnu.org> 2012-09-10 
14:24:15 UTC ---
Author: jason
Date: Mon Sep 10 14:24:07 2012
New Revision: 191145

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191145
Log:
    PR c++/54341
    PR c++/54253
    * semantics.c (sort_constexpr_mem_initializers): New.
    (build_constexpr_constructor_member_initializers): Use it.
    (cx_check_missing_mem_inits): Skip artificial fields.
    * init.c (expand_aggr_init_1): Don't zero out a class
    with no data.

Added:
    branches/gcc-4_7-branch/gcc/testsuite/g++.dg/cpp0x/constexpr-virtual2.C
    branches/gcc-4_7-branch/gcc/testsuite/g++.dg/cpp0x/constexpr-virtual3.C
Modified:
    branches/gcc-4_7-branch/gcc/cp/ChangeLog
    branches/gcc-4_7-branch/gcc/cp/init.c
    branches/gcc-4_7-branch/gcc/cp/semantics.c
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog