1 files changed, 3 insertions, 0 deletions

diff --git a/crates/ra_hir/src/ty/traits.rs b/crates/ra_hir/src/ty/traits.rs
index d11dab294..90a11ac7d 100644
--- a/crates/ra_hir/src/ty/traits.rs
+++ b/crates/ra_hir/src/ty/traits.rs
@@ -30,6 +30,9 @@ impl PartialEq for TraitSolver {
 
 impl Eq for TraitSolver {}
 
+// FIXME: this impl is WRONG, chalk is not RefUnwindSafe, and this causes #1927
+impl std::panic::RefUnwindSafe for TraitSolver {}
+
 impl TraitSolver {
     fn solve(
         &self,