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From: Natasha Kerensikova <lithiumcat@instinctive.eu>
Newsgroups: comp.lang.ada
Subject: Re: Access parameters and accessibility
Date: Wed, 17 Dec 2014 09:06:15 +0000 (UTC)
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Date: 2014-12-17T09:06:15+00:00
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On 2014-12-17, Dmitry A. Kazakov <mailbox@dmitry-kazakov.de> wrote:
> On Wed, 17 Dec 2014 07:02:56 +0000 (UTC), Natasha Kerensikova wrote:
>
>> Now you got me really worried, because I thouhgt access discriminants
>> were safe. It was under that assumption that I actually started to
>> really like them.
>> 
>> More specifically, the pattern I caught myself using a lot looks like
>> the following:
>> 
>>    type Preprocessed_Data (Input_Data : access Input_Data_Type) is record
>
> not null access?

I tought access discriminants were not allowed to be null.
Has that changed?
Or do you advise "not null access" to make it explicit?


Natasha