Rollup merge of #89876 - AlexApps99:const_ops, r=oli-obk

[rust.git] / compiler / rustc_trait_selection / src / traits / structural_match.rs

diff --git a/compiler/rustc_trait_selection/src/traits/structural_match.rs b/compiler/rustc_trait_selection/src/traits/structural_match.rs
index ac8bab0cf36a77913ab3c5a5cd57de7e6ac9b478..a398e847b935458a003fab06e30ed423802e255c 100644 (file)
--- a/compiler/rustc_trait_selection/src/traits/structural_match.rs
+++ b/compiler/rustc_trait_selection/src/traits/structural_match.rs
@@ -17,6 +17,7 @@ pub enum NonStructuralMatchTy<'tcx> {
     Dynamic,
     Foreign,
     Opaque,
+    Closure,
     Generator,
     Projection,
 }
@@ -154,6 +155,9 @@ fn visit_ty(&mut self, ty: Ty<'tcx>) -> ControlFlow<Self::BreakTy> {
             ty::Projection(..) => {
                 return ControlFlow::Break(NonStructuralMatchTy::Projection);
             }
+            ty::Closure(..) => {
+                return ControlFlow::Break(NonStructuralMatchTy::Closure);
+            }
             ty::Generator(..) | ty::GeneratorWitness(..) => {
                 return ControlFlow::Break(NonStructuralMatchTy::Generator);
             }
@@ -197,7 +201,7 @@ fn visit_ty(&mut self, ty: Ty<'tcx>) -> ControlFlow<Self::BreakTy> {
                 // First check all contained types and then tell the caller to continue searching.
                 return ty.super_visit_with(self);
             }
-            ty::Closure(..) | ty::Infer(_) | ty::Placeholder(_) | ty::Bound(..) => {
+            ty::Infer(_) | ty::Placeholder(_) | ty::Bound(..) => {
                 bug!("unexpected type during structural-match checking: {:?}", ty);
             }
             ty::Error(_) => {