From 7b2bea42a245f2e80b5d2700963fd6b143f6d6b8 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Wed, 2 Sep 2020 23:12:22 +0900
Subject: Unfreeze string-literal-only interpolated string-literal

[Feature #17104]
---
 node.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'node.c')

diff --git a/node.c b/node.c
index 7c291a80ad..936043794a 100644
--- a/node.c
+++ b/node.c
@@ -741,6 +741,7 @@ dump_node(VALUE buf, VALUE indent, int comment, const NODE * node)
 	ANN("example: :\"foo#{ bar }baz\"");
       dlit:
 	F_LIT(nd_lit, "preceding string");
+	if (!node->nd_next) return;
 	F_NODE(nd_next->nd_head, "interpolation");
 	LAST_NODE;
 	F_NODE(nd_next->nd_next, "tailing strings");
-- 
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