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From: "Gautier Write-only-address" <gautier_niouzes@hotmail.com>
Newsgroups: comp.lang.ada
Subject: Re: How to get a compilation error
Date: Fri, 16 Nov 2001 08:23:56 +0000
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Date: 2001-11-16T08:23:56+00:00

>From: "Jean-Pierre Rosen" <rosen@adalog.fr>

>To get an error, do the following:
>subtype Assert is boolean range True..True;
>Check : constant := Assert'Pos(96 rem Chunk_Bits = 0)
>
>Since Check is a named number, an invalid value will result in a compile 
>time error (new in 95).

Interesting to observe that neither GNAT 3.13p nor OA 7.2.1
says anything against
------------------------------------------------------
procedure xxx is

  subtype Assert is Boolean range True..True;
  Check1 : constant := Assert'Pos(True) ;
  Check2 : constant := Assert'Pos(False) ;

begin
  null;
end;
------------------------------------------------------
;-)
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