* cp-tree.def (SUBOBJECT): New tree node.
* cp-tree.h (CLEANUP_P): New macro.
(SUBOBJECT_CLEANUP): Likewise.
(keep_next_level): Add parameter.
(get_temp_regvar): Don't declare.
(emit_base_init): Remove parameter.
(expand_aggr_init): Rename to build_aggr_init.
(expand_vec_init): Rename to build_vec_init.
(do_pushlevel): Remove.
(do_poplevel): Likewise.
(finish_cleanup): New function.
(finish_subobject): Likewise.
(stmts_are_full_exprs_p): New variable.
* decl.c (keep_next_level): Add parameter.
(cp_finish_decl): Use build_aggr_init, not
expand_aggr_init. Use finish_expr_stmt to expand the code.
(expand_static_init): Use tree-generating, not RTL-generating,
functions to handle the initialization.
(start_function): Remove dead code. Always have a momentary
obstack inside the function, even before hitting the first curly
brace.
(cplus_expand_expr_stmt): Move calls to
expand_{start,end}_target_temps into semantics.c.
(cp_function): Add stmts_are_full_exprs_p.
(push_cp_function_context): Save it.
(pop_cp_function_context): Restore it.
* decl2.c (get_temp_regvar): Move to init.c.
(do_static_initialization): Use build_{aggr,vec}_init.
(do_static_destruction): Fix typo in comment.
* dump.c (dequeue_and_dump): Handle INIT_EXPR.
* except.c (expand_throw): Use create_temporary_var.
* expr.c (cplus_expand_expr): Use build_{aggr,vec}_init.
* init.c (expand_vec_init_try_block): Remove.
(expand_vec_init_catch_clause): Likewise.
(get_temp_regvar): New function.
(begin_init_stmts): Likewise.
(finish_init_stmts): Likewise.
(perform_member_init): Use build_{aggr,vec}_init. Build up tree
structure here.
(emit_base_init): Likewise. Remove unused parameter.
(expand_virtual_init): Likewise.
(expand_cleanup_for_base): Use finish_subobject.
(expand_aggr_vbase_init_1): Simplify.
(construct_virtual_bases): Use tree-generating functions to build
up initialization.
(expand_aggr_init): Likewise. Rename to build_aggr_init.
(expand_default_init): Likewise.
(expand_aggr_init_1): Likewise.
(expand_vec_init): Rename to build_vec_init.
* method.c (do_build_copy_constructor): Use tree-generating
functions. Don't call clear_last_expr.
(do_build_assign_ref): Likewise.
(synthesize_method): Call clear_last_expr here.
* parse.y (base_init): Don't call clear_last_expr here.
(nodecls): Likewise.
* pt.c (tsubst_expr): Handle a TRY_BLOCK with CLEANUP_P set.
* semantics.c (do_pushlevel): Move to here.
(do_poplevel): Likewise.
(stmts_are_full_exprs_p): New variable.
(finish_expr_stmt): Handle logic for temoprary cleanup here.
(finish_for_stmt): Use finish_expr_stmt.
(finish_cleanup): New function.
(finish_function_try_block): Fix indentation.
(finish_subobject): New function.
(setup_vtbl_ptr): Call keep_next_level here.
(finish_stmt_expr): Handle a block with no scope inside the
statement-expression.
(expand_stmt): Handle a TRY_BLOCK with CLEANUP_P set. Handle
SUBOBJECT.
* tree.c (search_tree): Handle INIT_EXPR.
(mapcar): Likewise.
* typeck.c (build_modify_expr): Don't build an RTL_EXPR.
* typeck2.c (store_init_value): Change expand_aggr_init to
build_aggr_init in comment.