From e8d0d79a0c34f01e93763b37a58de7eb58a4d2cf Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Thu, 16 Apr 2020 12:39:00 +0200
Subject: Update Chalk

---
 crates/ra_hir_ty/src/traits/chalk.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'crates/ra_hir_ty/src')

diff --git a/crates/ra_hir_ty/src/traits/chalk.rs b/crates/ra_hir_ty/src/traits/chalk.rs
index 55eb0ffcb..b43e2a539 100644
--- a/crates/ra_hir_ty/src/traits/chalk.rs
+++ b/crates/ra_hir_ty/src/traits/chalk.rs
@@ -795,8 +795,9 @@ impl<'a> chalk_solve::RustIrDatabase<Interner> for ChalkContext<'a> {
     fn well_known_trait_id(
         &self,
         _well_known_trait: chalk_rust_ir::WellKnownTrait,
-    ) -> chalk_ir::TraitId<Interner> {
-        unimplemented!()
+    ) -> Option<chalk_ir::TraitId<Interner>> {
+        // FIXME tell Chalk about well-known traits (here and in trait_datum)
+        None
     }
 }
 
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