From 13d62659cecf5434d5d7498d6133b1db8a63d050 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 30 Apr 2016 02:55:18 +0000
Subject: [PATCH] thread_sync.c: define global constants always

* thread_sync.c (ALIAS_GLOBAL_CONST): define global constant
  aliases unconditionally.  same constants are not defined at this
  time.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54826 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 thread_sync.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/thread_sync.c b/thread_sync.c
index 9de9c32965..ed0daa95d3 100644
--- a/thread_sync.c
+++ b/thread_sync.c
@@ -1304,12 +1304,8 @@ Init_thread_sync(void)
     rb_define_method(rb_cConditionVariable, "signal", rb_condvar_signal, 0);
     rb_define_method(rb_cConditionVariable, "broadcast", rb_condvar_broadcast, 0);
 
-#define ALIAS_GLOBAL_CONST(name) do {	              \
-	ID id = rb_intern_const(#name);	              \
-	if (!rb_const_defined_at(rb_cObject, id)) {   \
-	    rb_const_set(rb_cObject, id, rb_c##name); \
-	}                                             \
-    } while (0)
+#define ALIAS_GLOBAL_CONST(name) \
+    rb_define_const(rb_cObject, #name, rb_c##name)
 
     ALIAS_GLOBAL_CONST(Mutex);
     ALIAS_GLOBAL_CONST(Queue);