From 2a9ac6af7c022fe79ecbfb4b40fa4b538eab9be9 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 25 Dec 2012 01:01:33 +0000
Subject: merge revision(s) 38548:

	* gc.c (obj_id_to_ref): add a macro to treat Bignum object id.
	  This follows the change r38493.

	* gc.c (id2ref): fix for working fine with Bignum object id on x64
	  Windows.

	* gc.c (wmap_finalize): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@38588 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'gc.c')

diff --git a/gc.c b/gc.c
index b42105bbcd..e38930de11 100644
--- a/gc.c
+++ b/gc.c
@@ -101,8 +101,11 @@ ruby_gc_params_t initial_params = {
 
 #if SIZEOF_LONG == SIZEOF_VOIDP
 # define nonspecial_obj_id(obj) (VALUE)((SIGNED_VALUE)(obj)|FIXNUM_FLAG)
+# define obj_id_to_ref(objid) ((objid) ^ FIXNUM_FLAG) /* unset FIXNUM_FLAG */
 #elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
 # define nonspecial_obj_id(obj) LL2NUM((SIGNED_VALUE)(obj) / 2)
+# define obj_id_to_ref(objid) (FIXNUM_P(objid) ? \
+   ((objid) ^ FIXNUM_FLAG) : (NUM2PTR(objid) << 1))
 #else
 # error not supported
 #endif
@@ -3208,7 +3211,7 @@ id2ref(VALUE obj, VALUE objid)
     if (ptr == Qfalse) return Qfalse;
     if (ptr == Qnil) return Qnil;
     if (FIXNUM_P(ptr)) return (VALUE)ptr;
-    ptr = objid ^ FIXNUM_FLAG;	/* unset FIXNUM_FLAG */
+    ptr = obj_id_to_ref(objid);
 
     if ((ptr % sizeof(RVALUE)) == (4 << 2)) {
         ID symid = ptr / sizeof(RVALUE);
-- 
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