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From: Robert Dewar <robert_dewar@my-deja.com>
Subject: Re: Code size of Ada ? was Re: Ada95 Strengths/Weaknesses.
Date: 1999/09/29
Date: 1999-09-29T00:00:00+00:00	[thread overview]
Message-ID: <7srnb9$2u3$1@nnrp1.deja.com> (raw)
In-Reply-To: 37F0D03C.DE4807D4@icn.siemens.de

In article <37F0D03C.DE4807D4@icn.siemens.de>,
  Alfred Hilscher <Alfred.Hilscher@icn.siemens.de> wrote:
> What switches are
> needed to generate the smallest possible code ?
>
> Regards,
> Alfred


Well obviously you strip a module to reduce debug symbol size,
and you go to dynamic linking of the GNAT library, but really
the size of small programs is a rather insignificant issue
these days when 100K of disk space costs 0.1 cents.

The size of large programs is a concern, but measuring the
size of hello world programs has nothing at all to do with
the size of real programs, since what you are really
concentrating on here is the default size of the minimal
run-time library.

This can be important in e.g. safety critical embedded
applications, where the appropriate approach is to use the
No_Run_Time facility of GNAT (GNORT) to eliminate the run
time entirely.

Note that the original note here worried about performance,
which is of course a completely different issue, and it was
really that issue which I was addressing, I simply can't
get to excited about saving hundredths of cents worth of
disk for the image of a hello world program :-)

Robert Dewar
Ada Core Technologies


Sent via Deja.com http://www.deja.com/
Before you buy.




  parent reply	other threads:[~1999-09-29  0:00 UTC|newest]

Thread overview: 87+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-09-27  0:00 Ada95 Strengths/Weaknesses the middleman
1999-09-27  0:00 ` Steve Doiel
1999-09-27  0:00 ` J. David Bryan
1999-09-27  0:00 ` David Starner
1999-09-28  0:00   ` the middleman
1999-09-28  0:00   ` Robert Dewar
1999-09-28  0:00     ` David Starner
1999-09-28  0:00       ` p.obry
1999-09-28  0:00         ` David Starner
1999-09-28  0:00           ` Richard D Riehle
1999-09-28  0:00       ` Gautier
1999-09-28  0:00         ` Ed Falis
1999-09-28  0:00           ` David Starner
1999-09-29  0:00           ` Robert Dewar
1999-09-28  0:00         ` David Starner
1999-09-29  0:00           ` Robert Dewar
1999-09-28  0:00       ` Ted Dennison
1999-09-28  0:00         ` Simon Wright
1999-09-28  0:00       ` Robert Dewar
1999-09-28  0:00       ` Robert Dewar
1999-09-28  0:00         ` David Starner
1999-09-29  0:00           ` Robert Dewar
1999-09-30  0:00         ` Pragma (was Re: Ada95 Strengths/Weaknesses.) Preben Randhol
1999-09-30  0:00           ` Preben Randhol
1999-09-28  0:00     ` Code size of Ada ? was Re: Ada95 Strengths/Weaknesses Alfred Hilscher
1999-09-28  0:00       ` David Botton
1999-09-28  0:00       ` Gautier
1999-09-29  0:00       ` Robert Dewar [this message]
1999-09-29  0:00         ` Alfred Hilscher
1999-09-29  0:00           ` Robert Dewar
1999-09-30  0:00             ` Alfred Hilscher
1999-09-30  0:00               ` Robert Dewar
1999-09-30  0:00               ` Gautier
1999-09-29  0:00         ` Larry Kilgallen
1999-09-29  0:00           ` Robert Dewar
1999-09-29  0:00           ` Alfred Hilscher
1999-09-29  0:00             ` Ted Dennison
1999-09-29  0:00             ` Robert Dewar
1999-09-30  0:00               ` Alfred Hilscher
1999-09-30  0:00                 ` Robert Dewar
1999-09-30  0:00                   ` tmoran
1999-09-30  0:00                   ` Ehud Lamm
1999-09-30  0:00                     ` Robert Dewar
     [not found]                       ` <7t2e1l$lqt2@ftp.kvaerner.com>
     [not found]                         ` <37F91D6E.58685CFE@mitre.org>
     [not found]                           ` <7tf7uo$h2b$1@nnrp1.deja.com>
     [not found]                             ` <37FBA978.A86762F1@mitre.org>
1999-10-18  0:00                               ` Robert Dewar
1999-10-19  0:00                                 ` Code size of Ada ? Robert I. Eachus
     [not found]                           ` <7tf7uo <37FBA978.A86762F1@mitre.org>
     [not found]                             ` <5OkO3.2$1e.659@typhoon.nyu.edu>
1999-10-19  0:00                               ` Code size of Ada ? was Re: Ada95 Strengths/Weaknesses Robert I. Eachus
1999-09-30  0:00                 ` Gautier
1999-09-30  0:00                   ` Robert Dewar
1999-09-30  0:00                   ` Robert Dewar
1999-09-30  0:00                   ` Robert Dewar
1999-09-29  0:00             ` Gautier
1999-09-29  0:00               ` Ed Falis
1999-09-29  0:00                 ` Gautier
1999-09-29  0:00                 ` tmoran
1999-09-30  0:00               ` Robert Dewar
1999-09-29  0:00           ` Robert Dewar
1999-09-28  0:00     ` GNAT listing file default names (was: Ada95 Strengths/Weaknesses) Larry Kilgallen
1999-09-28  0:00       ` Gautier
1999-09-29  0:00         ` Robert Dewar
1999-09-29  0:00       ` Robert Dewar
1999-09-29  0:00         ` Larry Kilgallen
1999-09-29  0:00           ` Robert Dewar
1999-09-29  0:00             ` Larry Kilgallen
1999-09-30  0:00               ` Robert Dewar
1999-09-28  0:00   ` Ada95 Strengths/Weaknesses Robert Dewar
1999-09-28  0:00     ` David Starner
1999-09-29  0:00       ` Robert A Duff
1999-09-28  0:00     ` David Starner
1999-09-28  0:00       ` Robert Dewar
1999-09-28  0:00         ` Ray Blaak
1999-09-27  0:00 ` Marin David Condic
1999-09-27  0:00   ` Hyman Rosen
1999-09-28  0:00     ` Ed Falis
1999-09-28  0:00       ` Hyman Rosen
1999-09-28  0:00         ` Ed Falis
1999-09-28  0:00     ` Robert Dewar
1999-09-28  0:00       ` Preben Randhol
1999-09-28  0:00         ` bill
1999-09-27  0:00           ` Aidan Skinner
1999-09-28  0:00           ` Preben Randhol
1999-09-28  0:00           ` Larry Kilgallen
1999-09-28  0:00           ` Steve Doiel
1999-09-28  0:00   ` Preben Randhol
1999-09-28  0:00 ` Geoff Bull
1999-09-29  0:00   ` the middleman
1999-09-29  0:00     ` Robert A Duff
1999-09-28  0:00 ` Geoff Bull
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