Track bound vars

2020-10-05 20:41:46 -04:00
parent 62a49c3bb8
commit 30187c81f6
33 changed files with 478 additions and 362 deletions
--- a/compiler/rustc_middle/src/ty/util.rs
+++ b/compiler/rustc_middle/src/ty/util.rs
@@ -510,7 +510,7 @@ impl<'tcx> TyCtxt<'tcx> {
            ty::ClosureKind::FnMut => self.mk_mut_ref(self.mk_region(env_region), closure_ty),
            ty::ClosureKind::FnOnce => closure_ty,
        };
-        Some(ty::Binder::bind(env_ty))
+        Some(ty::Binder::bind(env_ty, self))
    }

    /// Returns `true` if the node pointed to by `def_id` is a `static` item.