warning: flag is not supported by this version of the compiler: -Xdouble ' quote ' escaped " sequence /
warning: flag is not supported by this version of the compiler: -Xsingle " quote " escaped ' sequence /
compiler/testData/cli/jvm/apiVersion.kt:2:15: error: unresolved reference: sealedSubclasses
    ""::class.sealedSubclasses
              ^
COMPILATION_ERROR