Ruby Issue Tracking System

09/10/2025

04:42 AM Ruby Revision 37884c4a (git): [ruby/fcntl] Add macOS specific flags around file preallocation

I wanted to use file preallocation with fcntl, but the flags weren't
available. This commit just adds the missing fl... tenderlovemaking (Aaron Patterson)

08/29/2025

09:54 PM Ruby Feature #20163: Introduce #bit_count method on Integer

It seems like the Python folks didn't have too serious a discussion about handling negative numbers.
https://githu... tenderlovemaking (Aaron Patterson)

09:37 PM Ruby Feature #20163: Introduce #bit_count method on Integer

garrison (Garrison Jensen) wrote in #note-15:
> [Python ignores the sign](https://docs.python.org/3/library/stdtypes... tenderlovemaking (Aaron Patterson)

05:43 PM Ruby Feature #20163: Introduce #bit_count method on Integer

mame (Yusuke Endoh) wrote in #note-10:
> What are the intended use cases for this proposal?
>
> My experience (in... tenderlovemaking (Aaron Patterson)

08/28/2025

07:42 PM Ruby Feature #20163: Introduce #bit_count method on Integer

I would also like a `popcount` method. I prefer `popcount` over `bit_count`. I wrote my own [here](https://github.co... tenderlovemaking (Aaron Patterson)

08/27/2025

07:19 PM Ruby Feature #21550: Ractor.shareable_proc/shareable_lambda to make sharable Proc object

ko1 (Koichi Sasada) wrote in #note-9:
> I made a patch to disallow accessing to any outer variables and I found that... tenderlovemaking (Aaron Patterson)

04:07 PM Ruby Revision 1f421d09 (git): When reading from stdin, put a wrapper around the IO object

The purpose of this commit is to fix Bug #21188. We need to detect when
stdin has run in to an EOF case. Unfortunat... tenderlovemaking (Aaron Patterson)

08/26/2025

08:57 PM Ruby Feature #21553 (Closed): Remove opt_aref_with and opt_aset_with instructions

Applied in changeset commit:git|fb6e3a80009a744a4e0b75660f1ce6da65e20e6c.
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Remove `opt_aref_with` and `opt... tenderlovemaking (Aaron Patterson)

08:02 PM Ruby Revision fb6e3a80 (git): Remove `opt_aref_with` and `opt_aset_with`

When these instructions were introduced it was common to read from a
hash with mutable string literals. However, the... tenderlovemaking (Aaron Patterson)

08/25/2025

11:51 PM Ruby Feature #21553 (Closed): Remove opt_aref_with and opt_aset_with instructions

Hi,
I'd like to remove the `opt_aref_with` and `opt_aset_with` instructions. I think they are fairly rare these d... tenderlovemaking (Aaron Patterson)