From d196e4dd04d2b1879401f31788d4630d3c1c972a Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Tue, 13 Dec 2016 11:18:05 +0900
Subject: void_expr_error(): n may be NULL.

Reported from @clayton-shopify.
---
 mrbgems/mruby-compiler/core/parse.y | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index ee3373fbf..d70125a0b 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -3430,6 +3430,7 @@ void_expr_error(parser_state *p, node *n)
 {
   int c;
 
+  if (n == NULL) return;
   c = (int)(intptr_t)n->car;
   switch (c) {
   case NODE_BREAK:
-- 
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