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From: Oliver Kellogg <okellogg@users.sourceforge.net>
Newsgroups: comp.lang.ada
Subject: Re: What would you like in Ada202X?
Date: Sun, 1 Jul 2012 01:17:28 -0700 (PDT)
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Date: 2012-07-01T01:17:28-07:00
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On Saturday, June 30, 2012 11:06:15 PM UTC+2, Brian Drummond wrote:
> 
> A symbol is not necessarily a single character;  "<="  already isn't. And 
> restricting the sequence length necessarily restricts the number of 
> possible identifiers, so I'm not clear what you are suggesting.

IMHO requiring explicit parentheses is a good thing:
The C language comes to mind, where it is legal to write
  a---b
Quick: is that "a-- - b" or "a - --b" ?

Oliver