1 /*

     2  * @test  /nodynamiccopyright/

     3  * @bug 6177732

     4  * @summary add hidden option to have compiler generate diagnostics in more machine-readable form

     5  * @compile/ref=Warning.out -XDrawDiagnostics -XDstdout -Xlint:unchecked Warning.java

     6  */

     7 

     8 import java.util.HashSet;

     9 import java.util.Set;

    10 

    11 class Warning

    12 {

    13     static void useUnchecked() {

    14         Set s = new HashSet<String>();

    15         s.add("abc");

    16     }

    17 }