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From: Simon Wright <simon@pushface.org>
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Subject: Re: type definition for an integer with discrete range
Date: Mon, 01 Apr 2019 17:27:29 +0100
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AdaMagica <christ-usch.grein@t-online.de> writes:

> Am Montag, 1. April 2019 08:59:56 UTC+2 schrieb mario.b...@gmail.com:
>> Thanks, it is nearly perfect now :-)
>> The line 24 in the file 
>> https://github.com/Blunk-electronic/ada_training/blob/master/src/type_angle/type_angle.adb
>> Should produce an error at compile time. Apart from this "nice to
>> have" the program does what I want.
>
> You have to make sure that "pragma Assertion_Policy (Check);" is set.

Yes, that's why it appears at the top of the program.

Alternatively you could compile with -gnata.

If I have the Assertion_Policy pragma in spec A, and package B uses that
spec, are the assertions specified in A applied in B? (I suspect not)