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Make LazyCell<T, F> and LazyLock<T, F> covariant in both T and F #159838

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WaffleLapkin wants to merge 4 commits into
rust-lang:mainfrom
WaffleLapkin:covariant-lazies
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Make LazyCell<T, F> and LazyLock<T, F> covariant in both T and F #159838
WaffleLapkin wants to merge 4 commits into
rust-lang:mainfrom
WaffleLapkin:covariant-lazies

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Commits on Jul 22, 2026