Remove dead code stemming from the old effects desugaring

2 files changed, 0 insertions, 12 deletions

diff --git a/compiler/rustc_middle/src/ty/assoc.rs b/compiler/rustc_middle/src/ty/assoc.rs
index db56e0016a2..3137fe9bd1d 100644
--- a/compiler/rustc_middle/src/ty/assoc.rs
+++ b/compiler/rustc_middle/src/ty/assoc.rs
@@ -34,8 +34,6 @@ pub struct AssocItem {
     /// return-position `impl Trait` in trait desugaring. The `ImplTraitInTraitData`
     /// provides additional information about its source.
     pub opt_rpitit_info: Option<ty::ImplTraitInTraitData>,
-
-    pub is_effects_desugaring: bool,
 }
 
 impl AssocItem {
diff --git a/compiler/rustc_middle/src/ty/mod.rs b/compiler/rustc_middle/src/ty/mod.rs
index bd32e5837b3..dac81a6dfbb 100644
--- a/compiler/rustc_middle/src/ty/mod.rs
+++ b/compiler/rustc_middle/src/ty/mod.rs
@@ -1625,16 +1625,6 @@ impl<'tcx> TyCtxt<'tcx> {
         }
     }
 
-    /// Whether the `def_id` is an associated type that was desugared from a
-    /// `#[const_trait]` or `impl_const`.
-    pub fn is_effects_desugared_assoc_ty(self, def_id: DefId) -> bool {
-        if let DefKind::AssocTy = self.def_kind(def_id) {
-            self.associated_item(def_id).is_effects_desugaring
-        } else {
-            false
-        }
-    }
-
     pub fn find_field_index(self, ident: Ident, variant: &VariantDef) -> Option<FieldIdx> {
         variant.fields.iter_enumerated().find_map(|(i, field)| {
             self.hygienic_eq(ident, field.ident(self), variant.def_id).then_some(i)