Index: tree-ssa-dom.c
===================================================================
--- tree-ssa-dom.c	(revision 175621)
+++ tree-ssa-dom.c	(working copy)
@@ -208,13 +208,11 @@ initialize_hash_element (gimple stmt, tr
     {
       enum tree_code subcode = gimple_assign_rhs_code (stmt);
 
-      expr->type = NULL_TREE;
-
       switch (get_gimple_rhs_class (subcode))
         {
         case GIMPLE_SINGLE_RHS:
 	  expr->kind = EXPR_SINGLE;
-	  expr->type = TREE_TYPE (gimple_assign_lhs (stmt));
+	  expr->type = TREE_TYPE (gimple_assign_rhs1 (stmt));
 	  expr->ops.single.rhs = gimple_assign_rhs1 (stmt);
 	  break;
         case GIMPLE_UNARY_RHS: