warning: ATTENTION! This build uses unsafe internal compiler arguments: -XXLanguage:+NewInference This mode is not recommended for production use, as no stability/compatibility guarantees are given on compiler or generated code. Use it at your own risk! compiler/testData/cli/jvm/newInferenceImpliesProgressiveModeForNI.kt:6:13: warning: parameter 'x' is never used fun bar(x: Int = 0): String = "" ^ compiler/testData/cli/jvm/newInferenceImpliesProgressiveModeForNI.kt:9:13: warning: variable 'r1' is never used val r1 = foo(::bar) ^ OK