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marshal.c: marshal_dump instance varialbes

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* marshal.c (w_object): dump instance varialbes of the result of
  marshal_dump not the original object.  [ruby-core:51163] [Bug #7627]
* complex.c (nucomp_marshal_dump): need to copy instance variables.
* rational.c (nurat_marshal_dump): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-01-26 13:39:15 +00:00
parent 68d131d6a5
commit 3d0786a3a8
5 changed files with 32 additions and 2 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
Sat Jan 26 22:39:12 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
* marshal.c (w_object): dump instance varialbes of the result of
marshal_dump not the original object. [ruby-core:51163] [Bug #7627]
* complex.c (nucomp_marshal_dump): need to copy instance variables.
* rational.c (nurat_marshal_dump): ditto.
Sat Jan 26 13:35:56 2013 Eric Hodel <drbrain@segment7.net>
* ext/fcntl/fcntl.c: Document Fcntl constants

1
complex.c
View file

@ -1324,6 +1324,7 @@ nucomp_marshal_dump(VALUE self)
get_dat1(self);
a = rb_assoc_new(dat->real, dat->imag);
rb_copy_generic_ivar(a, self);
return a;
}

4
marshal.c
View file

@ -651,11 +651,11 @@ w_object(VALUE obj, struct dump_arg *arg, int limit)
v = rb_funcall2(obj, s_mdump, 0, 0);
check_dump_arg(arg, s_mdump);
hasiv = has_ivars(obj, ivtbl);
hasiv = has_ivars(v, ivtbl);
if (hasiv) w_byte(TYPE_IVAR, arg);
w_class(TYPE_USRMARSHAL, obj, arg, FALSE);
w_object(v, arg, limit);
if (hasiv) w_ivar(obj, ivtbl, &c_arg);
if (hasiv) w_ivar(v, ivtbl, &c_arg);
return;
}
if (rb_obj_respond_to(obj, s_dump, TRUE)) {

1
rational.c
View file

@ -1583,6 +1583,7 @@ nurat_marshal_dump(VALUE self)
get_dat1(self);
a = rb_assoc_new(dat->num, dat->den);
rb_copy_generic_ivar(a, self);
return a;
}

19
test/ruby/test_marshal.rb
View file

@ -517,4 +517,23 @@ class TestMarshal < Test::Unit::TestCase
assert(!c.untrusted?, bug7325)
end
end
class Bug7627 < Struct.new(:bar)
attr_accessor :foo
def marshal_dump; 'dump'; end # fake dump data
def marshal_load(*); end # do nothing
end
def test_marshal_dump_struct_ivar
bug7627 = '[ruby-core:51163]'
obj = Bug7627.new
obj.foo = '[Bug #7627]'
dump = Marshal.dump(obj)
loaded = Marshal.load(dump)
assert_equal(obj, loaded, bug7627)
assert_nil(loaded.foo, bug7627)
end
end