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Implement `MaybeDangling` compiler support - #150447

Merged

rust-bors[bot] merged 6 commits into

rust-lang:mainfrom

WaffleLapkin:maybe-dangling-semantics

Mar 5, 2026

Merged

Implement `MaybeDangling` compiler support#150447
rust-bors[bot] merged 6 commits into
rust-lang:mainfrom
WaffleLapkin:maybe-dangling-semantics

Commits on Mar 2, 2026
- add an adt flag for `MaybeDangling`
  WaffleLapkin
  committed
  7cefcb4
Commits on Mar 5, 2026
- refactor `PointeeInfo`
  WaffleLapkin
  committed
  312055f
- make `PointeeInfo::align` non-optional
  WaffleLapkin
  committed
  11bcf37
- add a codegen-llvm test for `ManuallyDrop`
  WaffleLapkin
  committed
  2ce2e04
- add semantics to `MaybeDangling`
  WaffleLapkin
  committed
  8aafa53
- strip readonly/captures from `MaybeDangling<&T>`
  WaffleLapkin
  committed
  d6ca5c3