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A comment on Chris Lattner on garbage collection vs. Automatic Reference Counting (2017). Parent comment

Re:Chris Lattner on garbage collection vs. Automatic Referen... by fauigerzigerk on Sunday April 24, 2022 @02:27AM (#31141747)
> Personally I find ARC really easy to reason about and worth it

How do you reason about a closure that captures some stuff and gets passed to a library function? @escaping doesn’t give you enough information to reason about all lifetimes that could possibly matter.

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Re:Chris Lattner on garbage collection vs. Automatic Referen... by hmlongco on Tuesday April 26, 2022 @07:08PM (#31174288)
Uhh... because I can see what was captured? If I'm overly concerned that a given callback might be held somewhere for all time I'll simply capture a weak reference and be done with it.
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