1 files changed, 1 insertions, 2 deletions
diff --git a/compiler/rustc_mir_build/src/thir/pattern/const_to_pat.rs b/compiler/rustc_mir_build/src/thir/pattern/const_to_pat.rs
index ad12e0116..a21f6cd39 100644
--- a/compiler/rustc_mir_build/src/thir/pattern/const_to_pat.rs
+++ b/compiler/rustc_mir_build/src/thir/pattern/const_to_pat.rs
@@ -232,8 +232,7 @@ impl<'tcx> ConstToPat<'tcx> {
             ObligationCause::misc(self.span, self.id),
             partial_eq_trait_id,
             0,
-            ty,
-            &[],
+            [ty, ty],
         );
         // FIXME: should this call a `predicate_must_hold` variant instead?