From 39cf3780e5666ab2c95ed0552b67ef1680c5f7a4 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 14 Jan 2016 02:15:00 +0000
Subject: [PATCH] hash.c: trivial optimization

* hash.c (rb_hash_initialize_copy): trivial optimization, copy
  HASH_PROC_DEFAULT bit directly.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 hash.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/hash.c b/hash.c
index b06d651343..81a5e6b024 100644
--- a/hash.c
+++ b/hash.c
@@ -1573,12 +1573,8 @@ rb_hash_initialize_copy(VALUE hash, VALUE hash2)
 	st_clear(ntbl);
     }
 
-    if (FL_TEST(hash2, HASH_PROC_DEFAULT)) {
-        FL_SET(hash, HASH_PROC_DEFAULT);
-    }
-    else {
-	FL_UNSET(hash, HASH_PROC_DEFAULT);
-    }
+    FL_UNSET_RAW(hash, HASH_PROC_DEFAULT);
+    FL_SET_RAW(hash, FL_TEST_RAW(hash2, HASH_PROC_DEFAULT));
     RHASH_SET_IFNONE(hash, RHASH_IFNONE(hash2));
 
     return hash;