C++: Address review comment

jketema · jketema · commit 52819432c0de · 2024-09-03T17:18:18.000+02:00
diff --git a/cpp/ql/lib/semmle/code/cpp/exprs/Expr.qll b/cpp/ql/lib/semmle/code/cpp/exprs/Expr.qll
@@ -727,7 +727,9 @@ class C11GenericExpr extends Conversion, @c11_generic {
    * ```
    * this holds for 0.
    */
-  predicate isSelectedAssociation(int n) { this.getAssociationExpr(n) instanceof ReuseExpr }
+  predicate isSelectedAssociation(int n) {
+    this.getAssociationExpr(n).(ReuseExpr).getReusedExpr() = this.getExpr()
+  }
 }
 
 /**
