duke@1: /*
duke@1:  * @test  /nodynamiccopyright/
duke@1:  * @bug 6177732
duke@1:  * @summary add hidden option to have compiler generate diagnostics in more machine-readable form
duke@1:  * @compile/ref=Warning.out -XDrawDiagnostics -XDstdout -Xlint:unchecked Warning.java
duke@1:  */
duke@1: 
duke@1: import java.util.HashSet;
duke@1: import java.util.Set;
duke@1: 
duke@1: class Warning
duke@1: {
duke@1:     static void useUnchecked() {
duke@1:         Set s = new HashSet<String>();
duke@1:         s.add("abc");
duke@1:     }
duke@1: }