Auto merge of #141086 - a1phyr:spec_advance_by, r=jhpratt

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Implement `advance_by` via `try_fold` for `Sized` iterators

When `try_fold` is overriden, it is usually easier for compilers to optimize.

Example difference: https://iter.godbolt.org/z/z8cEfnKro

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bors 2025-05-25 11:34:43 +00:00

parent 36dcd2deb6 c738b07626

commit 4a58da1c2e

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