FILE fqName:<root> fileName:/throw.kt
  FUN name:test1 visibility:public modality:FINAL <> () returnType:Unit flags:
    BLOCK_BODY
      THROW type=kotlin.Nothing
        CALL 'constructor Throwable()' type=kotlin.Throwable origin=null
  FUN name:testImplicitCast visibility:public modality:FINAL <> (a:kotlin.Any) returnType:Unit flags:
    VALUE_PARAMETER name:a index:0 type:kotlin.Any flags:
    BLOCK_BODY
      WHEN type=kotlin.Unit origin=null
        BRANCH
          if: TYPE_OP type=kotlin.Boolean origin=INSTANCEOF typeOperand=kotlin.Throwable
            typeOperand: CLASS IR_EXTERNAL_DECLARATION_STUB CLASS name:Throwable modality:OPEN visibility:public flags:
            GET_VAR 'value-parameter a: Any' type=kotlin.Any origin=null
          then: BLOCK type=kotlin.Nothing origin=null
            THROW type=kotlin.Nothing
              TYPE_OP type=kotlin.Throwable origin=IMPLICIT_CAST typeOperand=kotlin.Throwable
                typeOperand: CLASS IR_EXTERNAL_DECLARATION_STUB CLASS name:Throwable modality:OPEN visibility:public flags:
                GET_VAR 'value-parameter a: Any' type=kotlin.Any origin=null

