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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Renaming vs assignment to constant
Date: Fri, 06 Dec 2013 15:14:51 +0000
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Date: 2013-12-06T15:14:51+00:00
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A poster on Stack Overflow wrote

   Now : Time renames Clock;

(using Ada.Calendar) which made me blink until I realised that it is the
equivalent of

   Now : constant Time := Clock;

GNAT generates the same code for these two forms. Is there a difference?
Which form is preferred?