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-rw-r--r--compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs2
-rw-r--r--compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs2
2 files changed, 0 insertions, 4 deletions
diff --git a/compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs b/compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs
index de93434bd60..5918686213a 100644
--- a/compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs
+++ b/compiler/rustc_trait_selection/src/error_reporting/traits/fulfillment_errors.rs
@@ -439,8 +439,6 @@ impl<'a, 'tcx> TypeErrCtxt<'a, 'tcx> {
                         let is_target_feature_fn = if let ty::FnDef(def_id, _) =
                             *leaf_trait_ref.skip_binder().self_ty().kind()
                         {
-                            // FIXME(struct_target_features): should a function that inherits
-                            // target_features through arguments implement Fn traits?
                             !self.tcx.codegen_fn_attrs(def_id).target_features.is_empty()
                         } else {
                             false
diff --git a/compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs b/compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs
index 7895a420476..96faa5236b1 100644
--- a/compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs
+++ b/compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs
@@ -546,8 +546,6 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
             // Provide an impl for suitable functions, rejecting `#[target_feature]` functions (RFC 2396).
             ty::FnDef(def_id, args) => {
                 let tcx = self.tcx();
-                // FIXME(struct_target_features): should a function that inherits target_features
-                // through an argument implement Fn traits?
                 if tcx.fn_sig(def_id).skip_binder().is_fn_trait_compatible()
                     && tcx.codegen_fn_attrs(def_id).target_features.is_empty()
                 {