From 41e547e60cffcaaa2a5a9aeb54df3295b8d88426 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 4 May 2020 00:27:14 +0900
Subject: [PATCH] Fixed constant initializer

An expression using `static const` value seems not considered as
`static const` by Visual C.
---
 random.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/random.c b/random.c
index de2767a93d..dc4ad760e4 100644
--- a/random.c
+++ b/random.c
@@ -88,7 +88,7 @@ int_pair_to_real_exclusive(uint32_t a, uint32_t b)
     static const int a_shift = DBL_MANT_DIG < 64 ?
         (64-DBL_MANT_DIG)/2 : 0;
     static const int b_shift = DBL_MANT_DIG < 64 ?
-        (64-DBL_MANT_DIG)-a_shift : 0;
+        (65-DBL_MANT_DIG)/2 : 0;
     a >>= a_shift;
     b >>= b_shift;
     return (a*(double)(1ul<<(32-b_shift))+b)*dbl_reduce_scale;