From 0e8219f591f3f17cb7ee361e8a60dbef08145883 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@ruby-lang.org>
Date: Mon, 18 Nov 2019 12:13:08 +0900
Subject: make functions static

These functions are used from within a compilation unit so we can
make them static, for better binary size.  This changeset reduces
the size of generated ruby binary from 26,590,128 bytes to
26,584,472 bytes on my macihne.
---
 math.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'math.c')

diff --git a/math.c b/math.c
index 57dc2fcaf0..b28cabd881 100644
--- a/math.c
+++ b/math.c
@@ -573,6 +573,8 @@ math_log10(VALUE unused_obj, VALUE x)
     return DBL2NUM(log10(d) + numbits * log10(2)); /* log10(d * 2 ** numbits) */
 }
 
+static VALUE rb_math_sqrt(VALUE x);
+
 /*
  *  call-seq:
  *     Math.sqrt(x)    -> Float
@@ -630,7 +632,7 @@ f_signbit(VALUE x)
     return f_negative_p(x);
 }
 
-VALUE
+static VALUE
 rb_math_sqrt(VALUE x)
 {
     double d;
-- 
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