[Bug c++/54341] [4.7/4.8 Regression] ICE (segfault) in cx_check_missing_mem_inits, at cp/semantics.c:6093

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54341

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> 2012-09-06 
16:24:25 UTC ---
Author: jason
Date: Thu Sep  6 16:24:10 2012
New Revision: 191033

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191033
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:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-virtual2.C
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-virtual3.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/init.c
    trunk/gcc/cp/semantics.c
    trunk/gcc/testsuite/ChangeLog