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From: Jim Rogers <ada_daddy@my-deja.com>
Subject: Re: Unchecked_Conversion on different sized types -- problem?
Date: 2000/01/13
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In article <qXpf4.429$dw3.15200@news.wenet.net>,
  "Mike Silva" <mjsilva@jps.net> wrote:
> To do some prototyping I'm extending Michael Feldman's ANSI screen
package a
> bit, to allow colors, etc, and I ran into a question.  I've enumerated
> various attributes and set the enumerations to the corresponding ANSI
codes,
> and I'm using UC to convert the enumerated types to an Integer, to
send via
> Text_IO.Put().  I get a warning (GNAT 3.12p) that the types for the
UC have
> different sizes (not surprising), and I'm wondering if UC always does
the
> "right" thing here, i.e. zero-extending the smaller enum type when
> converting to an Integer.

 The simple solution to this is to declare a set of integer constants,
not enumerated types. The constants will require no conversions at
all.

Jim Rogers
Colorado Springs, Colorado


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