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From: stt@houdini.camb.inmet.com (Tucker Taft)
Subject: Re: QUIZ: To be or not to be (able to post)
Date: 1997/10/02
Date: 1997-10-02T00:00:00+00:00	[thread overview]
Message-ID: <EHG0r1.K47.0.-s@inmet.camb.inmet.com> (raw)
In-Reply-To: 610a7h$a7n@news3.his.com


Joel VanLaven (jvl@ocsystems.com) wrote:
: ...
: :       function Sin (F : Float) return Float;

: :       function Sin (X : Float'Base) return Float'Base
: : 	 renames Ada.Numerics.Elementary_Functions.Sin;
: ...
: Our compiler (PowerAda) says:

:      6:    function Sin (X : Float'Base) return Float'Base
:            -----------------------------------------------
: >>> SEMANTIC: Formal part of renaming-as-body is inconsistent with its
: specification <8.5.4:5>


: the LRM reference says (just the good part):
: "The profile of a renaming-as-body shall ..., and shall conform fully to that
: of the declaration it completes"

: Fully conformant includes subtype conformant and the two profiles are not
: subtype conformant.

Actually, they *are* subtype conformant, but they are not *fully* conformant
because of the formal parameter name change from F to X.  I bet your
compiler knew that already ;-).

: -- Joel VanLaven

--
-Tucker Taft   stt@inmet.com   http://www.inmet.com/~stt/
Intermetrics, Inc.  Burlington, MA  USA




  reply	other threads:[~1997-10-02  0:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-09-29  0:00 QUIZ: To be or not to be (able to post) Geert Bosch
1997-09-30  0:00 ` Matthew Heaney
1997-09-30  0:00 ` Tucker Taft
1997-10-02  0:00 ` Joel VanLaven
1997-10-02  0:00   ` Tucker Taft [this message]
1997-10-02  0:00     ` Joel VanLaven
1997-10-03  0:00       ` Robert A Duff
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