# \[Bug:1.8\] superclass of singleton class in 1.8

**URL:** <https://www.ruby-forum.com/t/bug-1-8-superclass-of-singleton-class-in-1-8/148601>\
**Category:** Development\
**Created:** [September 15, 2008, 3:03pm UTC](https://www.ruby-forum.com/t/bug-1-8-superclass-of-singleton-class-in-1-8/148601 "2008-09-15T15:03:53Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [September 15, 2008, 3:03pm UTC](https://www.ruby-forum.com/t/bug-1-8-superclass-of-singleton-class-in-1-8/148601/1 "2008-09-15T15:03:53Z")

</div>

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[http://d.hatena.ne.jp/sumim/20080913/p1](http://d.hatena.ne.jp/sumim/20080913/p1)

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# Index: object.c

— object.c (revision 19361)  
+++ object.c (working copy)  
@@ -1363,11 +1363,6 @@  
rb\_raise(rb\_eTypeError, “compared with non class/module”);  
}

- if (FL\_TEST(mod, FL\_SINGLETON)) {
- if (RCLASS(mod)-\>m\_tbl == RCLASS(arg)-\>m\_tbl)
- 

```
 return Qtrue;

```

- mod = RBASIC(mod)-\>klass;
- }  
while (mod) {  
if (RCLASS(mod)-\>m\_tbl == RCLASS(arg)-\>m\_tbl)  
return Qtrue;  
@@ -1674,9 +1669,6 @@  
if (!super) {  
rb\_raise(rb\_eTypeError, “uninitialized class”);  
}
- if (FL\_TEST(klass, FL\_SINGLETON)) {
- super = RBASIC(klass)-\>klass;
- }  
while (TYPE(super) == T\_ICLASS) {  
super = RCLASS(super)-\>super;  
}