Yes, highly optimising compilers can be less predictable. But given the choice between two compilers, where one is easier to reason about but the other produces faster overall code, I'd pick the latter every time.
miniblog.
Related Posts
What types should you infer when code is invalid?
In Garden, + only applies to integers. What should the type of "x" + "y" be?
(1) Int: This produces cascading errors.
(2) String: We've already emitted an error anyway.
(3) Bottom.
Opinions?
Quantifying rate of language change in Rust! https://words.steveklabnik.com/how-often-does-rust-change
Putting numbers on this is hard, but produces some interesting methodologies.
Decompiling Super Mario 64 by carefully writing C that produces the same assembly!
https://gbatemp.net/threads/super-mario-64-has-been-decompiled.542918/
A huge task, although shipping the game without aggressive optimisations made it easier apparently.