bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Track bound vars

Browse source
This commit is contained in:
Jack Huey 2020-10-05 20:41:46 -04:00
parent 62a49c3bb8
commit 30187c81f6
33 changed files with 478 additions and 362 deletions
Download patch file Download diff file Expand all files Collapse all files

6
compiler/rustc_middle/src/ty/structural_impls.rs
View file

@ -460,8 +460,10 @@ where
{
type Lifted = ty::Binder<'tcx, T::Lifted>;
fn lift_to_tcx(self, tcx: TyCtxt<'tcx>) -> Option<Self::Lifted> {
// FIXME: need to lift inner values
tcx.lift(self.skip_binder()).map(|v| ty::Binder::bind(v))
let bound_vars = tcx.lift(self.bound_vars());
tcx.lift(self.skip_binder())
.zip(bound_vars)
.map(|(value, vars)| ty::Binder::bind_with_vars(value, vars))
}
}