mame (Yusuke Endoh)
- Login: mame
- Email: mame@ruby-lang.org
- Registered on: 05/28/2008
- Last sign in: 09/24/2025
Issues
| open | closed | Total | |
|---|---|---|---|
| Assigned issues | 2 | 147 | 149 |
| Reported issues | 20 | 336 | 356 |
Projects
| Project | Roles | Registered on |
|---|---|---|
| Ruby | Committer, Security team, Infrastructure team | 05/28/2008 |
Activity
11/27/2025
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09:25 AM Ruby Bug #21715: Miscompilation on x86-64-v2 due to undefined behavior in search_nonascii in string.c
- I wonder if the premise that "unaligned word access is feasible on x86" no longer holds in modern contexts?
We are of course aware that unaligned word access is undefined behavior in C. However, it is slightly faster, which is why we ...
11/20/2025
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04:54 AM Ruby Feature #21675: Advent of Pattern Matching
- We briefly discussed this at the monthly dev meeting. While we haven't reached a consensus on whether the scope of pattern matching should be expanded in general, I would like to share one specific concern that came up during the discuss...
11/19/2025
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02:01 PM Ruby Bug #21698: Should simple ArgumentError refer to Object?
- Displaying the method owner class was decided in #19117. The fact that it was not displayed for `"wrong number of arguments"` errors was simply a bug due to an oversight.
We were aware at the time of #19117 that this change would be i...
11/18/2025
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02:09 AM Ruby Bug #21692: Basic gems like `date` require a compiler
- Ah, it seems this happens on Ubuntu 24.04, without a `Gemfile.lock`, and when the `Gemfile` does not list the indirect dependencies.
I found three workarounds.
### 1\. Add a `Gemfile.lock`
If a proper `Gemfile.lock` is present, ...
11/17/2025
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06:11 PM Ruby Bug #21692: Basic gems like `date` require a compiler
- I think what you want is `bundle install --prefer-local`. (I wonder why this option is not the default.)
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09:21 AM Ruby Bug #21498: Windows - Ruby Overrides C Library APIs thus breaking them
- I feel your communication on this ticket suffers from what is known as the [XY problem](https://en.wikipedia.org/wiki/XY_problem). You are focusing on your proposed solution ("remove the override"), without first detailing the original p...
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07:00 AM Ruby Bug #21498: Windows - Ruby Overrides C Library APIs thus breaking them
- I commend YO4-san for their insight into the debug/release build discrepancy.
I'm now convinced the root cause is loading multiple runtimes. Therefore, I agree with @nobu's fix: we should prohibit loading multiple runtime versions, no... -
02:05 AM Ruby Misc #21689 (Open): DevMeeting-2025-12-11
- # The next dev meeting
**Date: 2025/12/11 13:00-17:00** (JST)
Log: *TBD*
- Dev meeting *IS NOT* a decision-making place. All decisions should be done at the bug tracker.
- Dev meeting is a place we can ask Matz, nobu, nurse and o... -
02:04 AM Ruby Misc #21647 (Closed): DevMeeting-2025-11-13
11/15/2025
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07:59 PM Ruby Bug #21498: Windows - Ruby Overrides C Library APIs thus breaking them
- cfis (Charlie Savage) wrote in #note-15:
> When I step through with a debugger, this line forces an early return from the function. So fclose is never called.
> ...
Thank you for debugging. The early return (not calling `fclose` when `...