From: "Warren W. Gay VE3WWG" <ve3wwg@home.com>
Subject: Re: avl tree - booch components
Date: Fri, 14 Sep 2001 16:47:24 GMT
Date: 2001-09-14T16:47:24+00:00 [thread overview]
Message-ID: <3BA2349B.4010807@home.com> (raw)
In-Reply-To: x7vk7z1bz61.fsf@galadriel.frlngtn.gecm.com
Simon Wright wrote:
> "Warren W. Gay VE3WWG" <ve3wwg@home.com> writes:
>>Jeffrey Carter wrote:
>>
>>>Unless the constant is never referenced, and your compiler optimizes it
>>>away.
>>>
>>That has never been my experience under GNAT, and never my
>>experience under C/C++.
>
> With foo.cc containing
>
> static const char rcsid[] = "hello world";
> int main()
> {
> return 0;
> }
>
> I get
>
> orm[410]$ c++ -v
> Reading specs from /usr/lib/gcc-lib/i386-slackware-linux/egcs-2.91.66/specs
> gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)
> orm[411]$ c++ -O2 foo.cc
> orm[412]$ strings a.out | grep hello
> orm[413]$ c++ foo.cc
> orm[414]$ strings a.out | grep hello
> hello world
>
> (but gcc retains the string even with -O2)
Ouch! You're right. This doesn't happen under HPUX with their C++
compiler, but obviously gcc is behaving differently.
--
Warren W. Gay VE3WWG
http://members.home.net/ve3wwg
next prev parent reply other threads:[~2001-09-14 16:47 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-09-07 8:16 avl tree - booch components Tony Gair
2001-09-07 11:47 ` Des Walker
2001-09-07 14:51 ` Simon Wright
2001-09-07 22:04 ` Ehud Lamm
2001-09-07 23:59 ` Des Walker
2001-09-08 13:58 ` Tony Gair
2001-09-09 8:49 ` Dave Parsons
2001-09-09 18:27 ` Simon Wright
2001-09-09 19:22 ` Simon Wright
2001-09-12 7:48 ` Dave Parsons
2001-09-09 21:01 ` Dave Parsons
2001-09-10 6:59 ` Dave Parsons
2001-09-26 14:00 ` Tony Gair
2001-09-10 6:59 ` Dave Parsons
2001-09-10 16:21 ` Stephen Leake
2001-09-10 19:18 ` Pascal Obry
2001-09-11 5:45 ` Simon Wright
2001-09-12 9:02 ` David C. Hoos, Sr.
2001-09-12 10:37 ` Florian Weimer
2001-09-13 5:51 ` Simon Wright
2001-09-11 5:53 ` Simon Wright
2001-09-12 9:10 ` David C. Hoos, Sr.
2001-09-12 14:42 ` Warren W. Gay VE3WWG
2001-09-13 5:57 ` Simon Wright
2001-09-13 13:49 ` Georg Bauhaus
2001-09-13 22:12 ` Jeffrey Carter
2001-09-14 13:38 ` Warren W. Gay VE3WWG
2001-09-14 14:54 ` Simon Wright
2001-09-14 16:47 ` Warren W. Gay VE3WWG [this message]
2001-09-14 13:59 ` Marin David Condic
2001-09-14 14:08 ` Marin David Condic
2001-09-14 16:50 ` Warren W. Gay VE3WWG
2002-02-25 14:04 ` Dave Parsons
2002-02-26 1:05 ` Matthew Heaney
2001-09-10 21:52 ` Jeffrey D. Cherry
2001-09-10 21:53 ` Jeffrey D. Cherry
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