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* hash.c (rb_hash_become): Hash#become should check added

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self-assignment.

* class.c (rb_make_metaclass): metaclass of a superclass may be
  NULL at boot time.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2903 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2002-09-28 02:41:05 +00:00
parent 56201383cd
commit 70dc199fdd
3 changed files with 15 additions and 1 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Sat Sep 28 10:40:44 2002 Yukihiro Matsumoto <matz@ruby-lang.org>
* hash.c (rb_hash_become): Hash#become should check added
self-assignment.
* class.c (rb_make_metaclass): metaclass of a superclass may be
NULL at boot time.
Sat Sep 28 09:50:03 2002 KONISHI Hiromasa <konishih@fd6.so-net.ne.jp> Sat Sep 28 09:50:03 2002 KONISHI Hiromasa <konishih@fd6.so-net.ne.jp>
* ext/extmk.rb: The condition judgment without necessity was deleted. * ext/extmk.rb: The condition judgment without necessity was deleted.

7
class.c
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@ -152,7 +152,12 @@ rb_make_metaclass(obj, super)
RCLASS(klass)->super = RBASIC(rb_class_real(RCLASS(obj)->super))->klass; RCLASS(klass)->super = RBASIC(rb_class_real(RCLASS(obj)->super))->klass;
} }
else { else {
RBASIC(klass)->klass = RBASIC(rb_class_real(super))->klass; VALUE metasuper = RBASIC(rb_class_real(super))->klass;
/* metaclass of a superclass may be NULL at boot time */
if (metasuper) {
RBASIC(klass)->klass;
}
} }
return klass; return klass;

1
hash.c
View file

@ -575,6 +575,7 @@ static VALUE
rb_hash_become(hash, hash2) rb_hash_become(hash, hash2)
VALUE hash, hash2; VALUE hash, hash2;
{ {
if (hash == hash2) return hash;
hash2 = to_hash(hash2); hash2 = to_hash(hash2);
rb_hash_clear(hash); rb_hash_clear(hash);
st_foreach(RHASH(hash2)->tbl, replace_i, hash); st_foreach(RHASH(hash2)->tbl, replace_i, hash);