tree.def (RTL_EXPR): Remove.

        * tree.def (RTL_EXPR): Remove.
        * c-typeck.c (lvalue_p): Don't handle it.
        * expr.c (safe_from_p): Likewise.
        (expand_expr_real_1): Likewise.
        * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
        (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
        * gengtype.c (adjust_field_tree_exp): Likewise.
        * stmt.c (warn_if_unused_value): Likewise.
        * tree-gimple.c (recalculate_side_effects): Likewise.
        * tree-pretty-print.c (dump_generic_node): Likewise.
        * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
        (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
        * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.

        * stmt.c (struct stmt_status): Remove x_last_expr_type,
        x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
        (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
        (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
        all the bits that tracked last_expr.
        (expand_end_bindings): Don't track last_expr.
        (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
        (clear_last_expr): Remove.
        (expand_asm): Don't call it.
        (expand_asm_operands, expand_end_cond): Likewise.
        (expand_naked_return, expand_null_return_1): Likewise.
        * c-typeck.c (c_begin_compound_stmt): Likewise.
        * cfgexpand.c (expand_block): Use expand_expr_stmt.
        * expr.c (expand_expr_real_1): Likewise.
        * tree.h: Update prototypes.

        * function.h (struct sequence_stack): Remove sequence_rtl_expr.
        (struct emit_status): Remove sequence_rtl_expr.
        (struct function): Remove x_rtl_expr_chain.
        (seq_rtl_expr, rtl_expr_chain): Remove.
        * function.c (struct temp_slot): Remove rtl_expr.
        (assign_stack_temp_for_type): Don't set it.
        (free_temp_slots, pop_temp_slots): Don't check it.
        (free_after_compilation): Don't clear x_rtl_expr_chain.
        (fixup_var_refs): Don't search it.
        (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
        * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
        or seq_rtl_expr.
        (push_topmost_sequence): Likewise.
        (end_sequence, init_emit): Likewise.
        (start_sequence_for_rtl_expr): Remove.
        * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
        * rtl.h (preserve_rtl_expr_result): Remove.

ada/
        * trans.c (gnat_stabilize_reference): Don't handle RTL_EXPR.
        * utils.c (max_size): Likewise.

cp/
        * class.c (fixed_type_or_null): Don't handle RTL_EXPR.
        * method.c (synthesize_method): Don't clear_last_expr.
        * name-lookup.c (maybe_push_cleanup_level): Likewise.

From-SVN: r84009

4 files changed, 6 insertions, 5 deletions

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index c8f9358..7ebda95 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2004-07-01  Richard Henderson  <rth@redhat.com>
+
+	* class.c (fixed_type_or_null): Don't handle RTL_EXPR.
+	* method.c (synthesize_method): Don't clear_last_expr.
+	* name-lookup.c (maybe_push_cleanup_level): Likewise.
+
 2004-07-01  Nick Clifton  <nickc@redhat.com>
 
 	* decl2.c (import_export_class): Invoke the
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index 8f188c4..fdf15e1 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -5309,9 +5309,6 @@ fixed_type_or_null (tree instance, int* nonnull, int* cdtorp)
 	}
       return fixed_type_or_null (TREE_OPERAND (instance, 0), nonnull, cdtorp);
 
-    case RTL_EXPR:
-      return NULL_TREE;
-
     case PLUS_EXPR:
     case MINUS_EXPR:
       if (TREE_CODE (TREE_OPERAND (instance, 0)) == ADDR_EXPR)
diff --git a/gcc/cp/method.c b/gcc/cp/method.c
index 327adc5..8745dce 100644
--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -740,7 +740,6 @@ synthesize_method (tree fndecl)
 
   interface_unknown = 1;
   start_preparsed_function (fndecl, NULL_TREE, SF_DEFAULT | SF_PRE_PARSED);
-  clear_last_expr ();
   stmt = begin_function_body ();
 
   if (DECL_OVERLOADED_OPERATOR_P (fndecl) == NOP_EXPR)
diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c
index 899a2ea..e449631 100644
--- a/gcc/cp/name-lookup.c
+++ b/gcc/cp/name-lookup.c
@@ -1440,7 +1440,6 @@ maybe_push_cleanup_level (tree type)
     {
       begin_scope (sk_cleanup, NULL);
       current_binding_level->statement_list = push_stmt_list ();
-      clear_last_expr ();
     }
 }