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From: "Tarjei Tj�stheim Jensen" <tarjei.jensen@kvaerner.no>
Subject: Re: how to do bit-wise operation on none modular types?
Date: 1999/03/03
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Date: 1999-03-03T00:00:00+00:00
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bill@nospam wrote in message <7bj7ti$4i@drn.newsguy.com>...
>
>greetings,
>
>I have an integer value that is returned from some call (its status).
>
>I'd like to take the bit-wise "and" of this value against
>another value (16#FFFF#). (i.e. in C, do: 0xffff & i)
>
>Ada does not allow this, as both operands must be modular integer types
>(i.e. range from 0 to some positive value).
>
>what can one do? do I need to convert integer value returned from signed
>to unsigned (i.e. modular)? how?


Can you redefine the type of the value returned? E.g. either make it a modular
integer type or make it a record and then check the various values instead of
anding and oring?

Greetings,