Ruby Issue Tracking System

01/27/2022

10:42 PM Ruby master Feature #18552: Expose `VALUE rb_singleton_class_get(VALUE)` to extensions

> The name rb_singleton_class_get() doesn't seem great though.
Yeah, it could definitely be expose under another n... byroot (Jean Boussier)

05:22 PM Ruby master Feature #18552: Expose `VALUE rb_singleton_class_get(VALUE)` to extensions

> Which does seem very clean.
I of course meant "doesn't". Oops.
> In this case, it's exposing yet another oper... byroot (Jean Boussier)

11:57 AM Ruby master Feature #18552 (Open): Expose `VALUE rb_singleton_class_get(VALUE)` to extensions

Right now the only way to check wether an object has a singleton class is to do something akin to:
```c
!SPECIAL_... byroot (Jean Boussier)

04:22 PM Ruby master Feature #18339: GVL instrumentation API

I opened a draft for it: https://github.com/ruby/ruby/pull/5500
@ko1 if you'd like to have a look. byroot (Jean Boussier)

09:11 AM Ruby master Bug #18516: Memory leak on aliasing method to itself

I took the liberty to set the backport field.
I was able to repro on 2.6, 2.7,3.0 and 3.1. However 2.6 is security... byroot (Jean Boussier)

01/26/2022

07:52 AM Ruby master Bug #18501: [BUG] try to mark T_NONE object in RubyVM::InstructionSequence. load_from_binary

Thanks @tenderlove, your explanation makes sense to me.
From your description we should be able to reproduce with... byroot (Jean Boussier)

01/24/2022

10:20 AM Ruby master Feature #18273: Class#subclasses

Sure, and you are entitled to it, I just don't understand how you reconcile it with the existence of weak references. byroot (Jean Boussier)

10:17 AM Ruby master Feature #18273: Class#subclasses

To me it behave just like weak references do:
```ruby
weakmap = ObjectSpace::WeakMap.new
weakmap[Object.new] = O... byroot (Jean Boussier)

10:07 AM Ruby master Feature #18273: Class#subclasses

I don't think I understand what your issue is. `subclasses` returns all the *live object* (not yet GCed) that are dir... byroot (Jean Boussier)

08:26 AM Ruby master Feature #18273: Class#subclasses

> In my view, this method does not play well with object lifetime, semantically.
This is perfectly fine, Ruby isn'... byroot (Jean Boussier)