lower impl const to bind to host effect param

1 files changed, 5 insertions, 7 deletions

diff --git a/compiler/rustc_hir_analysis/src/astconv/mod.rs b/compiler/rustc_hir_analysis/src/astconv/mod.rs
index b40e3123522..7c03c1794f0 100644
--- a/compiler/rustc_hir_analysis/src/astconv/mod.rs
+++ b/compiler/rustc_hir_analysis/src/astconv/mod.rs
@@ -532,6 +532,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
                         if let Err(guar) = ty.error_reported() {
                             return ty::Const::new_error(tcx, guar, ty).into();
                         }
+                        // FIXME(effects) see if we should special case effect params here
                         if !infer_args && has_default {
                             tcx.const_param_default(param.def_id)
                                 .instantiate(tcx, args.unwrap())
@@ -659,7 +660,6 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
         &self,
         trait_ref: &hir::TraitRef<'_>,
         self_ty: Ty<'tcx>,
-        constness: ty::BoundConstness,
     ) -> ty::TraitRef<'tcx> {
         self.prohibit_generics(trait_ref.path.segments.split_last().unwrap().1.iter(), |_| {});
 
@@ -669,7 +669,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
             self_ty,
             trait_ref.path.segments.last().unwrap(),
             true,
-            constness,
+            ty::BoundConstness::NotConst,
         )
     }
 
@@ -849,6 +849,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
         self_ty: Ty<'tcx>,
         trait_segment: &hir::PathSegment<'_>,
         is_impl: bool,
+        // FIXME(effects) move all host param things in astconv to hir lowering
         constness: ty::BoundConstness,
     ) -> ty::TraitRef<'tcx> {
         let (generic_args, _) = self.create_args_for_ast_trait_ref(
@@ -2712,11 +2713,8 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
         };
         let i = hir.get_parent(fn_hir_id).expect_item().expect_impl();
 
-        let trait_ref = self.instantiate_mono_trait_ref(
-            i.of_trait.as_ref()?,
-            self.ast_ty_to_ty(i.self_ty),
-            ty::BoundConstness::NotConst,
-        );
+        let trait_ref =
+            self.instantiate_mono_trait_ref(i.of_trait.as_ref()?, self.ast_ty_to_ty(i.self_ty));
 
         let assoc = tcx.associated_items(trait_ref.def_id).find_by_name_and_kind(
             tcx,