From 0d865a77d5b655f39330e690dcae7fb98119fdca Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Tue, 22 Aug 2017 09:47:10 +0900
Subject: `c` (`mrbc_context`) may be NULL; fix #3787

---
 mrbgems/mruby-compiler/core/parse.y | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index ed0ee1457..884c90cf5 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -5775,7 +5775,7 @@ mrb_load_exec(mrb_state *mrb, struct mrb_parser_state *p, mrbc_context *c)
     return mrb_undef_value();
   }
   if (!p->tree || p->nerr) {
-    c->parser_nerr = p->nerr;
+    if (c) c->parser_nerr = p->nerr;
     if (p->capture_errors) {
       char buf[256];
       int n;
-- 
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