2 files changed, 7 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 26383f8b30..fc477c4cd9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Mar  1 21:38:07 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* parse.y (stmt, arg): should not omit lhs of OP_ASGN1 even if
+	  empty.  [ruby-dev:30452]
+
 Thu Mar  1 08:55:38 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* eval.c (rb_feature_p): check loading_tbl if the given ext is
diff --git a/parse.y b/parse.y
index c458661890..9241220f5d 100644
--- a/parse.y
+++ b/parse.y
@@ -542,6 +542,7 @@ stmt		: kALIAS fitem {lex_state = EXPR_FNAME;} fitem
                         NODE *args;
 
 			value_expr($6);
+			if (!$3) $3 = NEW_ZARRAY();
 			args = arg_concat($6, $3);
 			if ($5 == tOROP) {
 			    $5 = 0;
@@ -1009,6 +1010,7 @@ arg		: lhs '=' arg
                         NODE *args;
 
 			value_expr($6);
+			if (!$3) $3 = NEW_ZARRAY();
 			args = arg_concat($6, $3);
 			if ($5 == tOROP) {
 			    $5 = 0;