From e49a472aad43e92e7b71ed38d6c7c091645a90f6 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 7 Nov 2016 00:45:00 +0000
Subject: 	Introduce table improvement by Vladimir Makarov
 <vmakarov@redhat.com>. 	[Feature #12142] 	See header of st.c for
 improvment details.

	You can see all of code history here:
	<https://github.com/vnmakarov/ruby/tree/hash_tables_with_open_addressing>

	This improvement is discussed at
	<https://bugs.ruby-lang.org/issues/12142>
	with many people, especially with Yura Sokolov.

	* st.c: improve st_table.

	* include/ruby/st.h: ditto.

	* internal.h, numeric.c, hash.c (rb_dbl_long_hash): extract a function.

	* ext/-test-/st/foreach/foreach.c: catch up this change.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56650 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 numeric.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

(limited to 'numeric.c')

diff --git a/numeric.c b/numeric.c
index 3620f1f3b8..6ab3593cfc 100644
--- a/numeric.c
+++ b/numeric.c
@@ -1421,12 +1421,7 @@ flo_hash(VALUE num)
 VALUE
 rb_dbl_hash(double d)
 {
-    st_index_t hash;
-
-    /* normalize -0.0 to 0.0 */
-    if (d == 0.0) d = 0.0;
-    hash = rb_memhash(&d, sizeof(d));
-    return ST2FIX(hash);
+    return LONG2FIX(rb_dbl_long_hash (d));
 }
 
 VALUE
-- 
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