linyiru (Lawrence Lin)
- Login: linyiru
- Registered on: 10/30/2026
- Last sign in: 10/30/2026
Issues
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Activity
10/30/2026
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11:10 PM Ruby Bug #22488 (Closed): Defining a method in a module that many classes include is ~4x slower in Ruby 4.0 than in 3.4
- ## Summary
This affects the released 4.0 series (4.0.0 to 4.0.9), and is already fixed on master.
In Ruby 4.0, defining a method in a module costs more for every class that includes it than in Ruby 3.4: with 500 including classes, ...