Fix test failure

Reopen #114270

Author: marco-antognini-sonarsource

clang/test/Analysis/taint-generic.cpp

@@ -158,7 +158,11 @@ void top() {
   clang_analyzer_isTainted(E); // expected-warning {{NO}}
 
   Aggr A = mySource1<Aggr>();
-  clang_analyzer_isTainted(A);      // expected-warning {{YES}}
+  // FIXME Ideally, both A and A.data should be tainted. However, the
+  //       implementation used by e5ac9145ba29 ([analyzer][taint] Recognize
+  //       tainted LazyCompoundVals (4/4) (#115919), 2024-11-15) led to FPs and
+  //       FNs in various scenarios and had to be reverted to fix #153782.
+  clang_analyzer_isTainted(A);      // expected-warning {{NO}}
   clang_analyzer_isTainted(A.data); // expected-warning {{YES}}
 }
 } // namespace gh114270