import testlib.lib.UncheckedByteCode; public class TestUncheckedByteCode { Object field; void test(UncheckedByteCode<Object> param, Integer i) { field = param.getCT(); field = param.getInt(1); // Signedness Checker doesn't default boxed primitives correctly. // https://github.com/typetools/checker-framework/issues/797 //:: error: (argument.type.incompatible) field = param.getInteger(i); field = param.getObject(new Object()); field = param.getString("hello"); field = param.identity("hello"); } }