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From: clines@delete_this.airmail.net (Kevin Cline)
Subject: Re: Equality operator overloading in ADA 83
Date: 1997/04/22
Date: 1997-04-22T00:00:00+00:00	[thread overview]
Message-ID: <33602040.3178674@news.airmail.net> (raw)
In-Reply-To: 01bc4e9b$ac0e7fa0$72041dc2@lightning


"Manuel Wenger" <manuel@thunder.ch*> wrote:

>
>Hi,
>I've started doing some DecADA 83 programming at a technical engineering
>school ... and I've run into a problem that I was unable to solve (and my
>teacher didn't know any better either :-))
>
>I've tried to overload the "=" operator for fractions in a package. It
>obviously doesn't work if the type isn't defined as "limited private", and
>I don't want that. As an alternative, I found out that I might as well do a
>renaming declaration, just by defining the type as "private" - so I've
>tried doing that as well, and then using the following to rename the equal
>sign:
>
>In other words, how do I tell my "equal" function to be an equality
>operator, authorized to be renamed into "="? HELP! :)
>

You can't.  Period.  Why?  I don't know.  Drove me crazy once.
Maybe some Ada-83 committee member will volunteer why it was 
considered reasonable to redefine '<' and '>' but not '=' .





  parent reply	other threads:[~1997-04-22  0:00 UTC|newest]

Thread overview: 114+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-04-21  0:00 Equality operator overloading in ADA 83 Manuel Wenger
1997-04-22  0:00 ` Matthew Heaney
1997-04-22  0:00   ` Philip Brashear
1997-04-22  0:00   ` Mats Weber
1997-04-22  0:00     ` Robert A Duff
1997-04-22  0:00       ` Matthew Heaney
1997-04-23  0:00         ` Mats Weber
1997-04-23  0:00           ` Robert A Duff
1997-04-24  0:00             ` Mats Weber
1997-04-24  0:00               ` Matthew Heaney
1997-04-25  0:00                 ` Robert Dewar
1997-04-25  0:00                   ` Matthew Heaney
1997-04-26  0:00                     ` Robert Dewar
1997-04-26  0:00                     ` Robert A Duff
1997-04-25  0:00                 ` Robert Dewar
1997-04-25  0:00                   ` Matthew Heaney
1997-04-26  0:00                     ` Robert Dewar
1997-04-26  0:00                   ` Fergus Henderson
1997-04-26  0:00                     ` Robert A Duff
1997-04-26  0:00                       ` Robert Dewar
1997-04-27  0:00                     ` Robert Dewar
1997-04-24  0:00               ` Robert A Duff
1997-04-24  0:00                 ` Robert Dewar
1997-04-25  0:00                   ` Robert A Duff
1997-04-26  0:00                     ` Nick Roberts
1997-04-26  0:00                       ` Robert A Duff
1997-04-26  0:00                         ` Robert Dewar
1997-04-27  0:00                           ` Robert A Duff
1997-04-26  0:00                             ` Robert Dewar
1997-04-28  0:00                               ` Simon Wright
1997-04-29  0:00                                 ` Robert I. Eachus
1997-04-26  0:00                       ` Robert Dewar
1997-04-26  0:00                         ` Matthew Heaney
1997-05-02  0:00                           ` Nick Roberts
1997-05-04  0:00                             ` Robert Dewar
1997-05-05  0:00                               ` Mats Weber
1997-05-05  0:00                                 ` Robert Dewar
1997-05-06  0:00                                   ` Matthew Heaney
1997-05-06  0:00                                     ` Robert Dewar
1997-05-07  0:00                                     ` Tucker Taft
1997-05-05  0:00                               ` Robert A Duff
1997-04-29  0:00                       ` Mats Weber
1997-05-01  0:00                         ` Robert Dewar
     [not found]                           ` <01bc571c$01f3ffc0$5de2b8cd@p5120.bda>
1997-05-03  0:00                             ` Robert Dewar
1997-04-27  0:00                     ` Robert Dewar
1997-04-27  0:00                       ` Fergus Henderson
1997-04-27  0:00                         ` Robert Dewar
1997-04-28  0:00                           ` Fergus Henderson
1997-04-28  0:00                             ` Robert Dewar
1997-04-25  0:00                 ` Kevin Cline
1997-04-25  0:00                   ` Robert A Duff
1997-04-25  0:00                   ` Mats Weber
1997-04-25  0:00                     ` Robert Dewar
1997-04-29  0:00                       ` Mats Weber
1997-05-01  0:00                         ` Robert Dewar
1997-04-25  0:00                   ` Mats Weber
1997-04-27  0:00                     ` Robert Dewar
1997-04-29  0:00                       ` Mats Weber
1997-04-25  0:00                 ` Mats Weber
1997-04-27  0:00                 ` Geert Bosch
1997-04-28  0:00               ` Robert Dewar
1997-04-29  0:00                 ` Matthew Heaney
1997-05-01  0:00                   ` Robert Dewar
1997-04-29  0:00                 ` Mats Weber
1997-04-29  0:00                   ` Robert A Duff
1997-04-29  0:00                     ` Matthew Heaney
1997-05-02  0:00                       ` Tucker Taft
1997-05-02  0:00                         ` Robert Dewar
1997-05-02  0:00                           ` Robert A Duff
1997-05-03  0:00                             ` Robert Dewar
1997-05-01  0:00                   ` Robert Dewar
1997-04-28  0:00               ` Robert Dewar
1997-04-23  0:00           ` Robert Dewar
1997-04-24  0:00             ` Robert A Duff
1997-04-29  0:00             ` Mats Weber
1997-05-01  0:00               ` Robert Dewar
1997-04-24  0:00         ` Robert Dewar
1997-04-22  0:00       ` Mats Weber
1997-04-22  0:00     ` Matthew Heaney
1997-04-23  0:00       ` Mats Weber
1997-04-23  0:00         ` Robert A Duff
1997-04-25  0:00           ` Kevin Cline
1997-04-25  0:00             ` Robert A Duff
1997-04-25  0:00             ` Matthew Heaney
1997-04-25  0:00               ` Robert A Duff
1997-04-25  0:00                 ` Jon S Anthony
1997-04-27  0:00                   ` Robert Dewar
1997-04-28  0:00                   ` Robert I. Eachus
1997-04-29  0:00                     ` Jon S Anthony
1997-04-26  0:00               ` Robert Dewar
1997-04-27  0:00                 ` Matthew Heaney
1997-04-27  0:00                   ` Robert A Duff
1997-04-26  0:00             ` Robert Dewar
1997-04-26  0:00               ` Matthew Heaney
1997-04-24  0:00     ` Robert Dewar
1997-04-24  0:00       ` Robert A Duff
1997-04-25  0:00         ` Robert Dewar
1997-04-25  0:00           ` Matthew Heaney
1997-04-26  0:00             ` Robert Dewar
1997-04-26  0:00               ` Robert A Duff
1997-04-26  0:00                 ` Robert Dewar
1997-04-26  0:00                   ` Matthew Heaney
1997-04-27  0:00                   ` Robert A Duff
1997-04-26  0:00                 ` Robert Dewar
1997-04-26  0:00                   ` Matthew Heaney
1997-04-27  0:00                     ` Robert Dewar
1997-04-27  0:00                   ` Robert A Duff
1997-04-26  0:00                     ` Robert Dewar
1997-05-02  0:00                       ` Nick Roberts
1997-05-04  0:00                         ` Robert Dewar
1997-04-22  0:00 ` Kevin Cline [this message]
1997-04-22  0:00   ` Mark A Biggar
1997-04-24  0:00   ` Keith Thompson
1997-04-22  0:00 ` Mats Weber
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