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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Newsgroups: comp.lang.ada
Subject: Re: Access to function causes "access check failed"
Date: Tue, 27 Dec 2011 17:29:39 -0500
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Date: 2011-12-27T17:29:39-05:00
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Alex <alexandre.konieczny@gmail.com> writes:

> The My_T : T1 declaration in t.adb caused the check failed error on
> line of "type T1 is record". I wonder why I have such an error, if
> it's normal or not. Any ideas ?

Access values are default-initialized to null, and you declared the
thing "not null", so it raises C_E when initialized.

Try a subtype predicate (Ada 2012 feature); they're better behaved in
this regard.

- Bob