@@ -161,7 +161,7 @@ class RuleUsageCollector
       }
       return AddType(desugared);
     }
-    if (type->isBuiltinType()) {
+    if (type->isBuiltinType() || type->isUndeducedType()) {
       return;
     }
     if (type->isPointerType() || type->isReferenceType()) {
Original file line number	Diff line number	Diff line change
`@@ -161,7 +161,7 @@ class RuleUsageCollector`
`161`	`161`	`}`
`162`	`162`	`return AddType(desugared);`
`163`	`163`	`}`
`164`		`- if (type->isBuiltinType()) {`
	`164`	`+ if (type->isBuiltinType() \|\| type->isUndeducedType()) {`
`165`	`165`	`return;`
`166`	`166`	`}`
`167`	`167`	`if (type->isPointerType() \|\| type->isReferenceType()) {`