From ab4ab7c8a0e5226e4a76f7c37bdb79d2c92c004f Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Thu, 1 Dec 2016 18:37:03 +0900
Subject: Fix compile error by #3309

---
 src/array.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/array.c')

diff --git a/src/array.c b/src/array.c
index 8902f2dda..9013492fb 100644
--- a/src/array.c
+++ b/src/array.c
@@ -244,10 +244,12 @@ mrb_ary_s_create(mrb_state *mrb, mrb_value self)
 static void
 ary_concat(mrb_state *mrb, struct RArray *a, struct RArray *a2)
 {
+  mrb_int len;
+
   if (a2->len > ARY_MAX_SIZE - a->len) {
     mrb_raise(mrb, E_ARGUMENT_ERROR, "array size too big");
   }
-  mrb_int len = a->len + a2->len;
+  len = a->len + a2->len;
 
   ary_modify(mrb, a);
   if (a->aux.capa < len) {
-- 
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