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Ensure no one constructs AliasTys themselves

This commit is contained in:
Oli Scherer 2022-12-13 11:07:42 +00:00
parent 4ffe3bdf99
commit a5cd3bde95
50 changed files with 104 additions and 106 deletions

View file

@ -1595,7 +1595,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
let tcx = self.infcx.tcx;
let (def_id, substs) = match *placeholder_trait_predicate.trait_ref.self_ty().kind() {
ty::Alias(_, ty::AliasTy { def_id, substs }) => (def_id, substs),
ty::Alias(_, ty::AliasTy { def_id, substs, .. }) => (def_id, substs),
_ => {
span_bug!(
obligation.cause.span,
@ -2259,7 +2259,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
t.rebind(def.all_fields().map(|f| f.ty(self.tcx(), substs)).collect())
}
ty::Alias(ty::Opaque, ty::AliasTy { def_id, substs }) => {
ty::Alias(ty::Opaque, ty::AliasTy { def_id, substs, .. }) => {
// We can resolve the `impl Trait` to its concrete type,
// which enforces a DAG between the functions requiring
// the auto trait bounds in question.