1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_passes/src/dead.rs b/compiler/rustc_passes/src/dead.rs
index 8cab487dd84..fbe6fc3bee4 100644
--- a/compiler/rustc_passes/src/dead.rs
+++ b/compiler/rustc_passes/src/dead.rs
@@ -276,7 +276,7 @@ impl<'tcx> MarkSymbolVisitor<'tcx> {
             }
 
             // Avoid accessing the HIR for the synthesized associated type generated for RPITITs.
-            if self.tcx.opt_rpitit_info(id.to_def_id()).is_some() {
+            if self.tcx.is_impl_trait_in_trait(id.to_def_id()) {
                 self.live_symbols.insert(id);
                 continue;
             }