src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.test/src/org/graalvm/compiler/test/JLModule.java

@@ -94,10 +94,11 @@
                 }
             }
         }
     }
 
+    @SuppressWarnings("unchecked")
     public Set<String> getPackages() {
         try {
             return (Set<String>) getPackagesMethod.invoke(realModule);
         } catch (Exception e) {
             throw new AssertionError(e);