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From: "lekktu@gmail.com" <lekktu@gmail.com>
Newsgroups: comp.lang.ada
Subject: Re: Gnat GPL 2010 available soon
Date: Sat, 26 Jun 2010 14:41:33 -0700 (PDT)
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Date: 2010-06-26T14:41:33-07:00
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On Jun 26, 11:04=A0pm, a...@anon.org wrote:

> Now, to compile the Ada system this statement type must work because it
> is embeded in a number of locations in the Ada.Text_IO.adb and other
> Ada system packages.

Yes. Conditional expressions do not fail everywhere. In this specific
case, both Dir & '\' and the fact that Dir is a function argument are
required to trigger the bug.

> So, first, try compiling without the "-gnat12" switch.
[...]
> Last, if you have or still have GNAT 2009 try compiling using 2009:

I've already reported the bug, so I'll let them (AdaCore) do the
debugging...