From 6b1cc6e2fe4eab30e265d8209a208e0bf942c54d Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 8 Jul 2019 18:40:13 +0900
Subject: Avoid `mrb_funcall()` if possible using `mrb_Float()`; ref #4555

---
 src/numeric.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/numeric.c b/src/numeric.c
index 0d1c23589..4288df44a 100644
--- a/src/numeric.c
+++ b/src/numeric.c
@@ -172,17 +172,17 @@ integral_div(mrb_state *mrb, mrb_value x)
 static mrb_value
 integral_coerce_step_counter(mrb_state *mrb, mrb_value self)
 {
-  mrb_value counter = self, num, step;
+  mrb_value num, step;
 
   mrb_get_args(mrb, "oo", &num, &step);
 
 #ifndef MRB_WITHOUT_FLOAT
   if (mrb_float_p(self) || mrb_float_p(num) || mrb_float_p(step)) {
-    counter = mrb_funcall(mrb, counter, "to_f", 0);
+    return mrb_Float(mrb, self);
   }
 #endif
 
-  return counter;
+  return self;
 }
 
 #ifndef MRB_WITHOUT_FLOAT
-- 
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