Remove constness from `TraitPredicate`

2 files changed, 4 insertions, 3 deletions

diff --git a/clippy_utils/src/qualify_min_const_fn.rs b/clippy_utils/src/qualify_min_const_fn.rs
index a98e2038d5f..f0a777c5b89 100644
--- a/clippy_utils/src/qualify_min_const_fn.rs
+++ b/clippy_utils/src/qualify_min_const_fn.rs
@@ -16,7 +16,7 @@ use rustc_middle::mir::{
 };
 use rustc_middle::traits::{ImplSource, ObligationCause, BuiltinImplSource};
 use rustc_middle::ty::adjustment::PointerCoercion;
-use rustc_middle::ty::{self, BoundConstness, GenericArgKind, TraitRef, Ty, TyCtxt};
+use rustc_middle::ty::{self, GenericArgKind, TraitRef, Ty, TyCtxt};
 use rustc_semver::RustcVersion;
 use rustc_span::symbol::sym;
 use rustc_span::Span;
@@ -399,11 +399,12 @@ fn is_ty_const_destruct<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>, body: &Body<'tcx>
             return true;
         }
 
+        // FIXME(effects) constness
         let obligation = Obligation::new(
             tcx,
             ObligationCause::dummy_with_span(body.span),
             ConstCx::new(tcx, body).param_env,
-            TraitRef::from_lang_item(tcx, LangItem::Destruct, body.span, [ty]).with_constness(BoundConstness::ConstIfConst),
+            TraitRef::from_lang_item(tcx, LangItem::Destruct, body.span, [ty]),
         );
 
         let infcx = tcx.infer_ctxt().build();
diff --git a/clippy_utils/src/ty.rs b/clippy_utils/src/ty.rs
index d0e15aa8bb3..71766480535 100644
--- a/clippy_utils/src/ty.rs
+++ b/clippy_utils/src/ty.rs
@@ -267,7 +267,7 @@ pub fn implements_trait_with_env_from_iter<'tcx>(
         cause: ObligationCause::dummy(),
         param_env,
         recursion_depth: 0,
-        predicate: ty::Binder::dummy(trait_ref).without_const().to_predicate(tcx),
+        predicate: ty::Binder::dummy(trait_ref).to_predicate(tcx),
     };
     infcx
         .evaluate_obligation(&obligation)