From eacdcc13d81eb4ff418fb99acc8e438d1dd838a3 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Mon, 17 Feb 2014 10:11:51 +0900
Subject: remove trailing zeros from float string representation

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

(limited to 'src')

diff --git a/src/numeric.c b/src/numeric.c
index 5526e6034..18dd1e5bf 100644
--- a/src/numeric.c
+++ b/src/numeric.c
@@ -181,6 +181,12 @@ mrb_flo_to_str(mrb_state *mrb, mrb_value flo)
         *(c++) = '.';
       }
     }
+    if (c[-1] == '0') {
+      while (&s[0] < c && c[-1] == '0') {
+        c--;
+      }
+      c++;
+    }
 
     if (e) {
       *(c++) = 'e';
-- 
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