dyn* through more typechecking and MIR

2022-06-28 14:02:30 -07:00
parent 7fccac3ea0
commit 549c105bb3
15 changed files with 168 additions and 13 deletions
--- a/compiler/rustc_middle/src/ty/mod.rs
+++ b/compiler/rustc_middle/src/ty/mod.rs
@@ -1113,6 +1113,12 @@ pub trait ToPredicate<'tcx> {
    fn to_predicate(self, tcx: TyCtxt<'tcx>) -> Predicate<'tcx>;
 }

+impl<'tcx> ToPredicate<'tcx> for Predicate<'tcx> {
+    fn to_predicate(self, _tcx: TyCtxt<'tcx>) -> Predicate<'tcx> {
+        self
+    }
+}
+
 impl<'tcx> ToPredicate<'tcx> for Binder<'tcx, PredicateKind<'tcx>> {
    #[inline(always)]
    fn to_predicate(self, tcx: TyCtxt<'tcx>) -> Predicate<'tcx> {