* tree.h (DECL_RTL): Allocate RTL lazily.

	* tree.h (DECL_RTL): Allocate RTL lazily.
	(SET_DECL_RTL): New macro.
	(DECL_RTL_SET_P): Likewise.
	(COPY_DECL_RTL): Likewise.
	(DECL_RTL_IF_SET): Likewise.
	* varasm.c (make_decl_rtl): Add assertions about the kind of
	declaration we are processing.
	* c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
	(start_decl): Likewise.
	(finish_decl): Likewise.
	* c-semantics.c (emit_local_var): Likewise.
	* calls.c (expand_call): Likewise.
	* dbxout.c (dbxout_symbol): Likewise.
	* emit-rtl.c (unshare_all_rtl): Likewise.
	(unshare_all_decls): Likewise.
	(reset_used_decls): Likewise.
	* expr.c (store_constructor): Likewise.
	(safe_from_p): Likewise.
	(expand_expr): Likewise.
	* function.c (put_var_into_stack): Likewise.
	(instantiate_decls_1): Likewise.
	(assign_parms): Likewise.
	(expand_function_start): Likewise.
	(expand_function_end): Likewise.
	* ggc-common.c (gcc_mark_trees): Likewise.
	* integrate.c (function_cannot_inline_p): Likewise.
	(copy_decl_for_inlining): Likewise.
	(expand_inline_function): Likewise.
	(integrate_parm_decls): Likewise.
	(integrate_decl_tree): Likewise.
	* print-tree.c (print_node): Likewise.
	* reg-stack.c (stack_result): Likewise.
	* stmt.c (label_rtx): Likewise.
	(expand_return): Likewise.
	(expand_decl): Likewise.
	(expand_decl_cleanup): Likewise.
	(expand_anon_union_decl): Likewise.
	* toplev.c (check_global_declarations): Likewise.
	(rest_of_decl_compilation): Likewise.
	* tree.c (simple_cst_equal): Likewise.
	* objc/objc-act.c (generate_static_references): Likewise.

	* class.c (build_clone): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
	* cp-tree.h (DECL_IN_MEMORY_P): Likewise.
	* decl.c (duplicate_decls): Likewise.
	(builtin_function): Likewise.
	(build_library_fn): Likewise.
	(build_cp_library_fn): Likewise.
	(check_initializer): Likewise.
	(cp_finish_decl): Likewise.
	* decl2.c (grokfield): Likewise.
	(grok_function_init): Remove #if 0'd code.
	(finish_anon_union): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
	* friend.c (do_friend): Likewise.
	* init.c (get_temp_regvar): Likewise.
	* method.c (make_thunk): Likewise.
	* pt.c (tsubst_friend_function): Likewise.
	(tsubst_decl): Likewise.
	(regenerate_decl_from_template): Likewise.
	* semantics.c (genrtl_named_return_value): Likewise.
	(expand_body): Likewise.
	(genrtl_finish_function): Likewise.
	* tree.c (cp_tree_equal): Likewise.

	* com.c (ffecom_member_phase_2): Use COPY_DECL_RTL,
	DECL_RTL_SET_P, etc.
	(duplicate_decls): Likewise.
	(start_decl): Likewise.

	* decl.c (push_jvm_slot): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-3_0-branch@40460 138bc75d-0d04-0410-961f-82ee72b054a4