From 3ecb70125e813750dffcec78b4d5075f0d0deb6a Mon Sep 17 00:00:00 2001
From: Santiago Pastorino <spastorino@gmail.com>
Date: Fri, 3 Mar 2023 12:32:33 -0300
Subject: [PATCH] Collect newly synthesized RPITITs on
 ImplTraitInTraitCollector

---
 compiler/rustc_hir_analysis/src/check/compare_impl_item.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/rustc_hir_analysis/src/check/compare_impl_item.rs b/compiler/rustc_hir_analysis/src/check/compare_impl_item.rs
index 90c5a5d6a209..af54d4eefb34 100644
--- a/compiler/rustc_hir_analysis/src/check/compare_impl_item.rs
+++ b/compiler/rustc_hir_analysis/src/check/compare_impl_item.rs
@@ -830,7 +830,7 @@ impl<'tcx> TypeFolder<TyCtxt<'tcx>> for ImplTraitInTraitCollector<'_, 'tcx> {
 
     fn fold_ty(&mut self, ty: Ty<'tcx>) -> Ty<'tcx> {
         if let ty::Alias(ty::Projection, proj) = ty.kind()
-            && self.interner().def_kind(proj.def_id) == DefKind::ImplTraitPlaceholder
+            && self.interner().is_impl_trait_in_trait(proj.def_id)
         {
             if let Some((ty, _)) = self.types.get(&proj.def_id) {
                 return *ty;