Speed up `ptr::replace`#98197

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lukas-code wants to merge 3 commits into

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lukas-code:ptr_replace

Commits on Jun 17, 2022

Use mem::replace in ptr::replace instead of mem::swap
Lukas Markeffsky
committed

Commits on Jun 24, 2022

update comment
Lukas Markeffsky
committed
replace mem::replace with ptr::replace if applicable
Lukas Markeffsky
committed