re PR c++/12114 ([3.3.2] Uninitialized memory accessed in dtor)

re PR c++/12114 ([3.3.2] Uninitialized memory accessed in dtor)

	PR c++/12114
	* g++.dg/init/ref9.C: New test.

	PR c++/11972
	* g++.dg/template/nested4.C: New test.

	PR c++/12114
	* cp-tree.h (initialize_reference): Change prototype.
	* call.c (initialize_reference): Add cleanup parameter.
	* decl.c (grok_reference_init): Likewise.
	(check_initializer): Likewise.
	(cp_finish_decl): Insert a CLEANUP_STMT if necessary.
	(duplicate_decls): When replacing an anticipated builtin, do not
	honor TREE_NOTHROW.
	* typeck.c (convert_for_initialization): Correct call to
	initialize_reference.

	PR c++/11972
	* pt.c (dependent_type_p_r): Pass only the innermost template
	arguments to any_dependent_template_arguments_p.

From-SVN: r70981