1 files changed, 4 insertions, 4 deletions
diff --git a/compiler/rustc_data_structures/src/stable_hasher.rs b/compiler/rustc_data_structures/src/stable_hasher.rs
index b8ad66901c6..b8e6497d573 100644
--- a/compiler/rustc_data_structures/src/stable_hasher.rs
+++ b/compiler/rustc_data_structures/src/stable_hasher.rs
@@ -476,14 +476,14 @@ where
 }
 
 impl<I: vec::Idx, CTX> HashStable<CTX> for bit_set::BitSet<I> {
-    fn hash_stable(&self, ctx: &mut CTX, hasher: &mut StableHasher) {
-        self.words().hash_stable(ctx, hasher);
+    fn hash_stable(&self, _ctx: &mut CTX, hasher: &mut StableHasher) {
+        ::std::hash::Hash::hash(self, hasher);
     }
 }
 
 impl<R: vec::Idx, C: vec::Idx, CTX> HashStable<CTX> for bit_set::BitMatrix<R, C> {
-    fn hash_stable(&self, ctx: &mut CTX, hasher: &mut StableHasher) {
-        self.words().hash_stable(ctx, hasher);
+    fn hash_stable(&self, _ctx: &mut CTX, hasher: &mut StableHasher) {
+        ::std::hash::Hash::hash(self, hasher);
     }
 }