From 2456df7584abf12c62a41f8e82bb2cb4bde202e3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 13 Mar 2015 17:14:53 +0000
Subject: parse.y: empty paren

* parse.y (primary): empty parentheses at cmdarg can be null.
  [ruby-core:68477] [Bug #10957]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49964 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 parse.y | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'parse.y')

diff --git a/parse.y b/parse.y
index 2202020e7c..18116f22af 100644
--- a/parse.y
+++ b/parse.y
@@ -2102,7 +2102,7 @@ arg		: lhs '=' arg
 			value_expr($1);
 			value_expr($3);
 			$$ = NEW_DOT2($1, $3);
-			if (nd_type($1) == NODE_LIT && FIXNUM_P($1->nd_lit) &&
+			if ($1 && nd_type($1) == NODE_LIT && FIXNUM_P($1->nd_lit) &&
 			    nd_type($3) == NODE_LIT && FIXNUM_P($3->nd_lit)) {
 			    deferred_nodes = list_append(deferred_nodes, $$);
 			}
@@ -2116,7 +2116,7 @@ arg		: lhs '=' arg
 			value_expr($1);
 			value_expr($3);
 			$$ = NEW_DOT3($1, $3);
-			if (nd_type($1) == NODE_LIT && FIXNUM_P($1->nd_lit) &&
+			if ($1 && nd_type($1) == NODE_LIT && FIXNUM_P($1->nd_lit) &&
 			    nd_type($3) == NODE_LIT && FIXNUM_P($3->nd_lit)) {
 			    deferred_nodes = list_append(deferred_nodes, $$);
 			}
-- 
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