2 files changed, 4 insertions, 0 deletions
diff --git a/gcc/rust/backend/rust-compile-context.h b/gcc/rust/backend/rust-compile-context.h
index 7a4344e..0da2198 100644
--- a/gcc/rust/backend/rust-compile-context.h
+++ b/gcc/rust/backend/rust-compile-context.h
@@ -661,6 +661,8 @@ public:
     ctx->insert_compiled_type (type.get_ty_ref (), named_struct, &type);
   }
 
+  void visit (TyTy::ClosureType &type) override { gcc_unreachable (); }
+
 private:
   TyTyResolveCompile (Context *ctx, bool trait_object_mode)
     : ctx (ctx), trait_object_mode (trait_object_mode), translated (nullptr)
diff --git a/gcc/rust/backend/rust-compile-tyty.h b/gcc/rust/backend/rust-compile-tyty.h
index 40b297c..c544a45 100644
--- a/gcc/rust/backend/rust-compile-tyty.h
+++ b/gcc/rust/backend/rust-compile-tyty.h
@@ -239,6 +239,8 @@ public:
 
   void visit (TyTy::DynamicObjectType &) override { gcc_unreachable (); }
 
+  void visit (TyTy::ClosureType &) override { gcc_unreachable (); }
+
 private:
   TyTyCompile (::Backend *backend)
     : backend (backend), translated (nullptr),