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* class.c (class_alloc): allocate extra memory after containing

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object setup to get rid of rare-but-potential memory leak.
* gc.c (gc_mark_children): skip marking extended members if ptr is
  NULL.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33400 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2011-10-04 12:10:09 +00:00
parent 0688c81a89
commit 92a05ea2cf
3 changed files with 10 additions and 2 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Tue Oct 4 21:10:08 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* class.c (class_alloc): allocate extra memory after containing
object setup to get rid of rare-but-potential memory leak.
* gc.c (gc_mark_children): skip marking extended members if ptr is
NULL.
Tue Oct 4 16:17:50 2011 NARUSE, Yui <naruse@ruby-lang.org> Tue Oct 4 16:17:50 2011 NARUSE, Yui <naruse@ruby-lang.org>
* lib/time.rb (Time.strptime): use Time.at if d[:seconds] is set. * lib/time.rb (Time.strptime): use Time.at if d[:seconds] is set.

3
class.c
View file

@ -49,10 +49,9 @@ static ID id_attached;
static VALUE static VALUE
class_alloc(VALUE flags, VALUE klass) class_alloc(VALUE flags, VALUE klass)
{ {
rb_classext_t *ext = ALLOC(rb_classext_t);
NEWOBJ(obj, struct RClass); NEWOBJ(obj, struct RClass);
OBJSETUP(obj, klass, flags); OBJSETUP(obj, klass, flags);
obj->ptr = ext; obj->ptr = ALLOC(rb_classext_t);
RCLASS_IV_TBL(obj) = 0; RCLASS_IV_TBL(obj) = 0;
RCLASS_CONST_TBL(obj) = 0; RCLASS_CONST_TBL(obj) = 0;
RCLASS_M_TBL(obj) = 0; RCLASS_M_TBL(obj) = 0;

1
gc.c
View file

@ -1824,6 +1824,7 @@ gc_mark_children(rb_objspace_t *objspace, VALUE ptr, int lev)
case T_CLASS: case T_CLASS:
case T_MODULE: case T_MODULE:
mark_m_tbl(objspace, RCLASS_M_TBL(obj), lev); mark_m_tbl(objspace, RCLASS_M_TBL(obj), lev);
if (!RCLASS_EXT(obj)) break;
mark_tbl(objspace, RCLASS_IV_TBL(obj), lev); mark_tbl(objspace, RCLASS_IV_TBL(obj), lev);
mark_const_tbl(objspace, RCLASS_CONST_TBL(obj), lev); mark_const_tbl(objspace, RCLASS_CONST_TBL(obj), lev);
ptr = RCLASS_SUPER(obj); ptr = RCLASS_SUPER(obj);