Add ptr::Pointee trait (for all types) and ptr::metadata function

RFC: https://github.com/rust-lang/rfcs/pull/2580
2020-10-19 15:38:11 +02:00
parent 9503ea19ed
commit 696b239f72
17 changed files with 349 additions and 10 deletions
--- a/compiler/rustc_ty_utils/src/instance.rs
+++ b/compiler/rustc_ty_utils/src/instance.rs
@@ -274,7 +274,8 @@ fn resolve_associated_item<'tcx>(
        traits::ImplSource::AutoImpl(..)
        | traits::ImplSource::Param(..)
        | traits::ImplSource::TraitAlias(..)
-        | traits::ImplSource::DiscriminantKind(..) => None,
+        | traits::ImplSource::DiscriminantKind(..)
+        | traits::ImplSource::Pointee(..) => None,
    })
 }