Updated condition to use self.ir.tcx.hir().body_owner_def_id(body.id())

Author: vayunbiyani

compiler/rustc_passes/src/liveness.rs

@@ -1521,7 +1521,9 @@ impl<'tcx> Liveness<'_, 'tcx> {
     }
 
     fn warn_about_unused_args(&self, body: &hir::Body<'_>, entry_ln: LiveNode) {
-        if let Some(intrinsic) = self.ir.tcx.intrinsic(body.value.hir_id.owner.def_id) {
+        if let Some(intrinsic) =
+            self.ir.tcx.intrinsic(self.ir.tcx.hir().body_owner_def_id(body.id()))
+        {
             if intrinsic.must_be_overridden {
                 return;
             }