cp:
	* cp-tree.h (finish_sizeof, finish_alignof): Remove.
	(expr_sizeof): Replace with ...
	(cxx_sizeof_or_alignof_expr): ... here.
	(cxx_sizeof_or_alignof_type): Make complain parameter a bool.
	* parser.c (cp_parser_unary_expression): Commonize alignof and
	sizeof handling.
	* pt.c (tsubst_copy_and_build): Adjust alignof and sizeof
	substitution.
	* semantics.c (finish_sizeof, finish_alignof): Remove.
	* typeck.c (cxx_sizeof_or_alignof_type): Complain parameter
	becomes bool. Set TREE_READONLY.
	(expr_sizeof): Replace with ...
	(cxx_sizeof_or_alignof_expr): ... here. Clear TREE_SIDE_EFFECTS.

From-SVN: r71054