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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Ada and string literals
Date: Wed, 30 Jan 2013 20:02:34 +0000
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Date: 2013-01-30T20:02:34+00:00
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codeallergy <romainbeckers@gmail.com> writes:

> Okay. assuming dat we use GNAT 2012
>
> Literal1 : aliased constant String := "LITERAL"; 
> Literal2 : aliased constant String := "LITERAL"; 
> Literal3 : aliased constant String := "LITERAL"; 
>
> how the above code is handled ?
>
> compiler duplicate the string three times into the data section or the
> three constants will share the same string or one string into the data
> section but duplicated at the run time ?

There are three occurences of the string in the data section.

Of course, there may be some GCC option to merge the strings - there's
probably an option to make toast, come to that.