bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Some rebinds and dummys

Browse source
This commit is contained in:
Jack Huey 2021-01-07 00:41:55 -05:00
parent a5029ac0ab
commit 4955d755d3
9 changed files with 29 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

7
compiler/rustc_middle/src/ty/relate.rs
View file

@ -619,10 +619,9 @@ impl<'tcx> Relate<'tcx> for &'tcx ty::List<ty::Binder<ty::ExistentialPredicate<'
let v = iter::zip(a_v, b_v).map(|(ep_a, ep_b)| {
use crate::ty::ExistentialPredicate::*;
match (ep_a.skip_binder(), ep_b.skip_binder()) {
(Trait(a), Trait(b)) => Ok(ty::Binder::bind(Trait(
relation.relate(ep_a.rebind(a), ep_b.rebind(b))?.skip_binder(),
))),
(Projection(a), Projection(b)) => Ok(ty::Binder::bind(Projection(
(Trait(a), Trait(b)) => Ok(ep_a
.rebind(Trait(relation.relate(ep_a.rebind(a), ep_b.rebind(b))?.skip_binder()))),
(Projection(a), Projection(b)) => Ok(ep_a.rebind(Projection(
relation.relate(ep_a.rebind(a), ep_b.rebind(b))?.skip_binder(),
))),
(AutoTrait(a), AutoTrait(b)) if a == b => Ok(ep_a.rebind(AutoTrait(a))),