re PR c++/7188 (Segfault with template class and recursive (incorrect) initalizer...

re PR c++/7188 (Segfault with template class and recursive (incorrect) initalizer list.)

	PR c++/7188.
	* cp-tree.def (CTOR_INITIALIZER): Use one slot, not two.
	* cp-tree.h (emit_base_init): Rename to ....
	(emit_mem_initializers): ... this.
	(expand_member_init): Change prototype.
	* init.c (perform_member_init): Compute explicit, rather than
	requiring it as a parameter.
	(sort_member_init): Rename to ...
	(sort_mem_initializers): ... this.  Process bases and data members
	together.
	(sort_base_init): Remove.
	(emit_base_init): Rename to ...
	(emit_mem_initializers): ... this.
	(expand_aggr_vbase_init_1): Remove.
	(construct_virtual_bases): Rename to ...
	(construct_virtual_base): ... this.
	(expand_member_init): Rework handling of base initializers.
	* method.c (do_build_copy_constructor): Use
	finish_mem_initializers.
	* parse.y (member_init): Adjust calls to expand_member_init.
	* pt.c (tsubst_expr): Simplify CTOR_INITIALIZER case.
	(tsubst_initializer_list): Use expand_member_init.
	* semantics.c (finish_mem_intiailizers): Simplify.

	PR c++/7188.
	* g++.dg/template/meminit1.C: New test.
	* g++.dg/warn/Wreorder-1.C: Likewise.
	* g++.old-deja/g++.mike/warn3.C: Tweak.
	* lib/prune.exp: Ingore "in copy constructor".

From-SVN: r57748