From afbc199ed3b0820f156681548bf91290a2be48f4 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Tue, 25 May 2021 13:31:41 +0900
Subject: fmt_fp.c: use constant that depends on `mrb_float` size.

---
 src/fmt_fp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/fmt_fp.c b/src/fmt_fp.c
index 2bd5dd1c4..807debe11 100644
--- a/src/fmt_fp.c
+++ b/src/fmt_fp.c
@@ -201,8 +201,8 @@ mrb_format_float(mrb_float f, char *buf, size_t buf_size, char fmt, int prec, ch
       e_sign = e_sign_char;
       dec = 0;
 
-      if (prec > (buf_remaining - 6)) {
-        prec = buf_remaining - 6;
+      if (prec > (buf_remaining - FLT_MIN_BUF_SIZE)) {
+        prec = buf_remaining - FLT_MIN_BUF_SIZE;
         if (fmt == 'g') {
           prec++;
         }
-- 
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