From 488f3a871df50e46dea10991a0568124c6e50bac Mon Sep 17 00:00:00 2001
From: sebres <sebres@users.sourceforge.net>
Date: Wed, 22 May 2024 10:22:30 +0000
Subject: cherry-pick [659ca0ae8da43a1e] for 8.6: don't need to invoke it in
 case if oPtr->selfCls is NULL

---
 generic/tclOOCall.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/generic/tclOOCall.c b/generic/tclOOCall.c
index bfff4e9..512db60 100644
--- a/generic/tclOOCall.c
+++ b/generic/tclOOCall.c
@@ -756,6 +756,9 @@ AddSimpleChainToCallContext(
 	    }
 	}
     }
+    if (!oPtr->selfCls) {
+	return;
+    }
     AddSimpleClassChainToCallContext(oPtr->selfCls, methodNameObj, cbPtr,
 	    doneFilters, flags, filterDecl);
 }
-- 
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