* c-common.c (const_strip_array_types): Delete.
	* c-common.h (const_strip_array_types): Likewise.
	* emit-rtl.c (const_next_insn, const_previous_insn,
	const_next_nonnote_insn, const_prev_nonnote_insn,
	const_next_real_insn, const_prev_real_insn,
	const_next_active_insn, const_prev_active_insn, const_next_label,
	const_prev_label): Delete.
	* gimple-low.c (block_may_fallthru): Use expr_last.
	* jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
	* rtl.h (const_previous_insn, const_next_insn,
	const_prev_nonnote_insn, const_next_nonnote_insn,
	const_prev_real_insn, const_next_real_insn,
	const_prev_active_insn, const_next_active_insn, const_prev_label,
	const_next_label): Delete.
	* rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
	* system.h (CONST_CAST): Update comment.
	* tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
	(const_first_stmt, const_last_stmt): Delete.
	(tree_block_ends_with_condjump_p): Use last_stmt.
	* tree-flow.h (const_first_stmt, const_last_stmt): Delete.
	* tree-iterator.c (const_expr_first, const_expr_last,
	const_expr_only): Delete.
	* tree.c (const_lookup_attribute): Likewise.
	(attribute_list_contained): Use lookup_attribute.
	* tree.h (const_lookup_attribute, const_expr_first,
	const_expr_last, const_expr_only): Delete.
	
cp:
	* tree.c (pod_type_p, zero_init_p): Use strip_array_types.
	* typeck.c (cp_type_quals, cp_type_readonly, cp_has_mutable_p):
	Likewise.

From-SVN: r128014