- compiler.warn.source.no.bootclasspath: 1.6 - compiler.warn.option.obsolete.source: 1.6 - compiler.warn.option.obsolete.suppression NonConstantLabel.java:11:15: compiler.err.string.switch.not.supported.in.source: 1.6 NonConstantLabel.java:14:14: compiler.err.const.expr.req 2 errors 3 warnings