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Rollup of 5 pull requests#127486

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bors merged 30 commits intorust-lang:masterrust-lang/rust:masterfrom

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Jul 8, 2024

Commits

Commits on Jul 4, 2024

• Add a test for `*const Tr<A>` to `*const Tr<B>` casts

  WaffleLapkin

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• Forbid casts of raw pointers to trait objects with the same trait, but different args

  WaffleLapkin

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• Add tests for `*const Trait<'a>` -> `*const Trait<'b>` and similar casts

  WaffleLapkin

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• Add more checks for pointers with vtable meta

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  WaffleLapkin

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• blessings

  WaffleLapkin

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• Disallow `dyn Trait -> dyn Auto` back

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  WaffleLapkin

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• test blessing

  WaffleLapkin

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• Actually check that the traits are the same for casting pointers to dyn _

  WaffleLapkin

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• Align the changes to the lang decision

  WaffleLapkin

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• Delete `CloneAny` from `rust-analyzer`'s fork of `AnyMap`

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• Small fixes from review

  WaffleLapkin

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• Make `DiagSymbolList` more generic

  WaffleLapkin

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• Use `DiagSymbolList` for a lint diagnostic

  WaffleLapkin

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• Remove unhelpful comments and add helpful ones

  WaffleLapkin

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• Fill in tracking issue

  WaffleLapkin

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• Properly normalize types in bck when checking pointer casts

  WaffleLapkin

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• Sort trait names before printing

  WaffleLapkin

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Commits on Jul 5, 2024

• Equate types instead of using `Unsize`

  WaffleLapkin

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• Add test.

  cjgillot

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• Verify that allocations output by GVN are sufficiently aligned.

  cjgillot

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Commits on Jul 6, 2024

• Update compiler/rustc_mir_transform/src/gvn.rs

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  cjgillot

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  compiler-errors

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• Mark format! with must_use hint

  

  lukas

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Commits on Jul 7, 2024

• clarify `sys::unix::fd::FileDesc::drop` comment (#66876)

  Borgerr

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• Allow casting `*mut dyn T`->`*mut (dyn T + Send)` if `T` has `Send` super trait

  WaffleLapkin

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• bootstrap: once_cell::sync::Lazy -> std::sync::LazyLock

  GrigorenkoPV

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Commits on Jul 8, 2024

• Rollup merge of #120248 - WaffleLapkin:bonk-ptr-object-casts, r=compiler-errors,oli-obk,lnicola

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  matthiaskrgr

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• Rollup merge of #127355 - aceArt-GmbH:126475, r=oli-obk

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• Rollup merge of #127399 - cjgillot:issue-127396, r=oli-obk

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• Rollup merge of #127460 - Borgerr:clarify-drop-comment, r=jhpratt

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• Rollup merge of #127467 - GrigorenkoPV:bootstrap-once_cell, r=clubby789

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