ko1	2014-08-15 19:32:58 +0900 (Fri, 15 Aug 2014)

  New Revision: 47189

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=47189

  Log:
    * array.c (rb_ary_tmp_new): added.
      This function creates internal use only array (which is completely
      hided by ObjectSpace.each_object) with filling nil.
      Otherwise, it can be incldues strange VALUEs.
    * internal.h: added.
    * node.h: use rb_ary_tmp_new_fill() for MEMO.

  Modified files:
    trunk/ChangeLog
    trunk/array.c
    trunk/internal.h
    trunk/node.h
Index: array.c
===================================================================
--- array.c	(revision 47188)
+++ array.c	(revision 47189)
@@ -550,6 +550,15 @@ rb_ary_tmp_new(long capa) https://github.com/ruby/ruby/blob/trunk/array.c#L550
     return ary_new(0, capa);
 }
 
+VALUE
+rb_ary_tmp_new_fill(long capa)
+{
+    VALUE ary = ary_new(0, capa);
+    ary_memfill(ary, 0, capa, Qnil);
+    ARY_SET_LEN(ary, capa);
+    return ary;
+}
+
 void
 rb_ary_free(VALUE ary)
 {
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 47188)
+++ ChangeLog	(revision 47189)
@@ -1,3 +1,15 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Fri Aug 15 19:27:25 2014  Koichi Sasada  <ko1@a...>
+
+	* array.c (rb_ary_tmp_new): added.
+	  This function creates internal use only array (which is completely
+	  hided by ObjectSpace.each_object) with filling nil.
+
+	  Otherwise, it can be incldues strange VALUEs.
+
+	* internal.h: added.
+
+	* node.h: use rb_ary_tmp_new_fill() for MEMO.
+
 Fri Aug 15 10:13:37 2014  SHIBATA Hiroshi  <shibata.hiroshi@g...>
 
 	* lib/gserver.rb: removed unmaintained code.
Index: internal.h
===================================================================
--- internal.h	(revision 47188)
+++ internal.h	(revision 47189)
@@ -506,6 +506,7 @@ struct vtm; /* defined by timev.h */ https://github.com/ruby/ruby/blob/trunk/internal.h#L506
 VALUE rb_ary_last(int, const VALUE *, VALUE);
 void rb_ary_set_len(VALUE, long);
 void rb_ary_delete_same(VALUE, VALUE);
+VALUE rb_ary_tmp_new_fill(long capa);
 
 /* bignum.c */
 VALUE rb_big_fdiv(VALUE x, VALUE y);
Index: node.h
===================================================================
--- node.h	(revision 47188)
+++ node.h	(revision 47189)
@@ -468,9 +468,7 @@ typedef struct RNode { https://github.com/ruby/ruby/blob/trunk/node.h#L468
 #define roomof(x, y) ((sizeof(x) + sizeof(y) - 1) / sizeof(y))
 #define MEMO_FOR(type, value) ((type *)RARRAY_PTR(value))
 #define NEW_MEMO_FOR(type, value) \
-    (rb_ary_set_len(((value) = rb_ary_tmp_new(roomof(type, VALUE))), \
-		    roomof(type, VALUE)), \
-     MEMO_FOR(type, value))
+  ((value) = rb_ary_tmp_new_fill(roomof(type, VALUE)), MEMO_FOR(type, value))
 
 RUBY_SYMBOL_EXPORT_BEGIN
 

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