class Main { public static void var(int... <warning descr="Parameter 'x' is never used">x</warning>) { System.out.println("int... x"); } public static void var(Object... <warning descr="Parameter 'x' is never used">x</warning>) { System.out.println("Object... x"); } public static void var(Integer... <warning descr="Parameter 'x' is never used">x</warning>) { System.out.println("Integer... x"); } public static void main(String[] args) { int i = 0; Integer i2 = 127; var<error descr="Ambiguous method call: both 'Main.var(int...)' and 'Main.var(Integer...)' match">(i, i2)</error>; } }