FILE fqName:<root> fileName:/typeArguments.kt
  FUN name:test1 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]
    VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:test1 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]'
        WHEN type=kotlin.Boolean origin=ANDAND
          BRANCH
            if: TYPE_OP type=kotlin.Boolean origin=INSTANCEOF typeOperand=kotlin.Array<*>
              typeOperand: CLASS IR_EXTERNAL_DECLARATION_STUB CLASS name:Array modality:FINAL visibility:public flags:[] superTypes:[kotlin.Any; kotlin.Cloneable; java.io.Serializable]
              GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
            then: CALL 'FUN IR_EXTERNAL_DECLARATION_STUB name:isArrayOf visibility:public modality:FINAL <T> ($receiver:kotlin.Array<*>) returnType:kotlin.Boolean flags:[]' type=kotlin.Boolean origin=null
              <reified T : Any>: kotlin.String
              $receiver: TYPE_OP type=kotlin.Array<*> origin=IMPLICIT_CAST typeOperand=kotlin.Array<*>
                typeOperand: CLASS IR_EXTERNAL_DECLARATION_STUB CLASS name:Array modality:FINAL visibility:public flags:[] superTypes:[kotlin.Any; kotlin.Cloneable; java.io.Serializable]
                GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
          BRANCH
            if: CONST Boolean type=kotlin.Boolean value=true
            then: CONST Boolean type=kotlin.Boolean value=false
