FILE /implicitCastOnPlatformType.kt
  FUN public fun test(): kotlin.String
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='test(): String'
        TYPE_OP origin=IMPLICIT_NOTNULL typeOperand=kotlin.String
          CALL 'getProperty(String!): String!' type=kotlin.String! origin=null
            p0: CONST String type=kotlin.String value='test'
