Use phantomdata instead of &'db ()

jackh726 · jackh726 · commit eb38567e40fa · 2025-08-02T01:12:58.000Z
diff --git a/crates/hir-ty/src/next_solver/interner.rs b/crates/hir-ty/src/next_solver/interner.rs
@@ -265,23 +265,23 @@ pub use crate::_interned_vec_db as interned_vec_db;
 
 #[derive(Debug, Copy, Clone, Hash, PartialOrd, Ord, PartialEq, Eq)]
 pub struct DbInterner<'db> {
-    pub(crate) db: &'db (),
+    pub(crate) db: std::marker::PhantomData<&'db ()>,
     pub(crate) krate: Option<Crate>,
     pub(crate) block: Option<BlockId>,
 }
 
 impl<'db> DbInterner<'db> {
     // FIXME(next-solver): remove this method
     pub fn new() -> DbInterner<'db> {
-        DbInterner { db: &(), krate: None, block: None }
+        DbInterner { db: std::marker::PhantomData, krate: None, block: None }
     }
 
     pub fn new_with(
         _db: &'db dyn HirDatabase,
         krate: Option<Crate>,
         block: Option<BlockId>,
     ) -> DbInterner<'db> {
-        DbInterner { db: &(), krate: krate, block: None }
+        DbInterner { db: std::marker::PhantomData, krate: krate, block: None }
     }
 
     pub fn db(&self) -> &'db dyn HirDatabase {
