================
@@ -180,6 +180,10 @@ llvm::getKnowledgeForValue(const Value *V,
     }
     return RetainedKnowledge::none();
   }
+
+  if (!V->hasUseList())
+    return RetainedKnowledge::none();
----------------
nikic wrote:

As a followup, we should completely remove the non-AC code in this function. We 
shouldn't be querying assumes without AC.

https://github.com/llvm/llvm-project/pull/138961
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