Help LLVM better optimize slice::Iter(Mut)::len #61885
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Looks like just noise in the perf run, which doesn't surprise me. (Anyone using
Hmm, looks like I get an
error[E0080]: Miri evaluation error: unimplemented intrinsic: unchecked_sub
on the playground. I guess I should make a MIRI PR before this goes in?
Edit: I should have looked, seems like you're already on it rust-lang/miri#776