warning: language version 2.1 is experimental, there are no backwards compatibility guarantees for new language and library features
compiler/testData/cli/jvm/errorSuppression.kt:1:11: warning: this code uses error suppression for 'UNSUPPORTED'. While it might compile and work, the compiler behavior is UNSPECIFIED and WON'T BE PRESERVED. Please report your use case to the Kotlin issue tracker instead: https://kotl.in/issue
@Suppress("UNSUPPORTED")
          ^
OK