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Implement RFC 2580: Pointer metadata & VTable - #81172

Merged

bors merged 12 commits into

rust-lang:masterfrom

SimonSapin:ptr-metadata

Feb 18, 2021

Merged

Implement RFC 2580: Pointer metadata & VTable#81172
bors merged 12 commits into
rust-lang:masterfrom
SimonSapin:ptr-metadata

Commits on Feb 15, 2021
- Add `ptr::Pointee` trait (for all types) and `ptr::metadata` function
  SimonSapin
  committed
  696b239
- Parameterize `DynMetadata` over its `dyn SomeTrait` type
  SimonSapin
  committed
  b1e15fa
- Add `size_of`, `align_of`, and `layout` methods to `DynMetadata`
  SimonSapin
  committed
  9ab83b9
- Add `ptr::from_raw_parts`, `ptr::from_raw_parts_mut`, and `NonNull::from_raw_parts`
  SimonSapin
  committed
  937d580
- Add `to_raw_parts` methods to `*const`, `*mut`, and `NonNull`
  SimonSapin
  committed
  c0e3a1b
- Use new pointer metadata API inside libcore instead of manual transmutes
  SimonSapin
  committed
  787f4de
- More doc-comments for pointer metadata APIs
  SimonSapin
  committed
  3ea7f15
- Fix libcore unit tests in stage 0
  SimonSapin
  committed
  642486c
- Fix intra-doc link to raw pointer method
  SimonSapin
  committed
  21ceebf
- Add a ThinBox library as a libcore test for pointer metadata APIs
  SimonSapin
  committed
  5ade3fe
- Pointer metadata: add tracking issue number
  SimonSapin
  committed
  cf000f0
- Use local path for already-imported function
  
  SimonSapin
  and
  oli-obk
  committed
  cac71bf