From 33791cd092488b6a9d7f9b78a9be312b1fccd713 Mon Sep 17 00:00:00 2001
From: mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 10 Aug 2018 04:49:44 +0000
Subject: enumerator.c: fix for non-integral argument for
 ArithmeticSequence#last

This fixes a bug of Enumerator::ArithmeticSequence#last in the case that
a non-integral argument is passed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64262 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 enumerator.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'enumerator.c')

diff --git a/enumerator.c b/enumerator.c
index 9e48fddae3..35775b864b 100644
--- a/enumerator.c
+++ b/enumerator.c
@@ -2495,6 +2495,9 @@ arith_seq_last(int argc, VALUE *argv, VALUE self)
     }
 
     rb_scan_args(argc, argv, "1", &nv);
+    if (!RB_INTEGER_TYPE_P(nv)) {
+        nv = rb_to_int(nv);
+    }
     if (RTEST(rb_int_gt(nv, len))) {
         nv = len;
     }
-- 
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