IrFile /assignments.kt
  DUMMY Ref
  IrFunction public fun test1(): kotlin.Unit
    IrExpressionBody
      BLOCK type=<no-type> hasResult=false operator=null
        VAR var x: kotlin.Int
          CONST Int type=kotlin.Int value='0'
        SET_VAR x type=<no-type> operator=EQ
          CONST Int type=kotlin.Int value='1'
        SET_VAR x type=<no-type> operator=EQ
          CALL .plus type=kotlin.Int operator=PLUS
            $this: GET_VAR x type=kotlin.Int operator=null
            other: CONST Int type=kotlin.Int value='1'
  IrFunction public fun test2(/*0*/ r: Ref): kotlin.Unit
    IrExpressionBody
      BLOCK type=<no-type> hasResult=false operator=null
        CALL .<set-x> type=kotlin.Unit operator=EQ
          $this: GET_VAR r type=Ref operator=null
          <set-?>: CONST Int type=kotlin.Int value='0'
