combine all unsized types and add another recursive call to process nested unsized types correctly

2022-04-27 11:11:54 +02:00
parent bfefb4d74c
commit ef5f07256c
3 changed files with 71 additions and 89 deletions
--- a/compiler/rustc_middle/src/ty/util.rs
+++ b/compiler/rustc_middle/src/ty/util.rs
@@ -220,7 +220,7 @@ impl<'tcx> TyCtxt<'tcx> {
        self,
        mut ty: Ty<'tcx>,
        mut normalize: impl FnMut(Ty<'tcx>) -> Ty<'tcx>,
-        // This is a hack that is currently used to allow us to walk a ValTree
+        // This is currently used to allow us to walk a ValTree
        // in lockstep with the type in order to get the ValTree branch that
        // corresponds to an unsized field.
        mut f: impl FnMut() -> (),