From: Nick Ing-Simmons <nik@tiuk.ti.com>
To: rh@unifix.de
Cc: drepper@cygnus.com, rms@gnu.ai.mit.edu, dm@sgi.com,
Jim Wilson <wilson@cygnus.com>,
gas2@cygnus.com, gcc2@cygnus.com,
Ian Lance Taylor <ian@cygnus.com>
Subject: Re: global vars and symbol visibility for mips32/elf
Date: Wed, 14 Aug 1996 00:18:00 -0000 [thread overview]
Message-ID: <199608140716.IAA28416@pluto> (raw)
In-Reply-To: <Pine.LNX.3.91.960813235516.19616B-100000@anna.unifix.de>
Ruediger Helsch <rh@unifix.de> writes:
>But the standard allows such behaviour only if no strictly
>standard-conforming program is broken by the extension. The following
>program is strictly conforming and should continue to run:
>
> #include <assert.h>
> int optind[30000], optarg[30000];
>
> main()
> {
> int i;
> for (i = 0; i < 30000; i++) {
> optind[i] = 1;
> optarg[i] = 2;
> }
>
> for (i = 0; i < 30000; i++) {
> assert(optind[i] == 1);
> assert(optarg[i] == 2);
> }
> return 0;
> }
>
>Try this to see whether your compiler conforms to the C standard!
>
FWIW - gcc-2.7.2 (using /usr/ccs/bin/ld) , Solaris 2.5
gcc x.c -o x
ld: warning: symbol `optind' has differing sizes:
(file /var/tmp/cca006vl1.o value=0x1d4c0; file /usr/lib/libc.so value=0x4);
/usr/lib/libc.so definition taken
ld: warning: symbol `optarg' has differing sizes:
(file /var/tmp/cca006vl1.o value=0x1d4c0; file /usr/lib/libc.so value=0x4);
/usr/lib/libc.so definition taken
pluto 5% x
Segmentation Fault (core dumped)
Identical results with SunPro cc ...
next prev parent reply other threads:[~1996-08-14 0:18 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
1996-08-09 2:46 David S. Miller
1996-08-09 5:24 ` David S. Miller
1996-08-09 9:01 ` Ian Lance Taylor
1996-08-09 8:30 ` Ian Lance Taylor
1996-08-09 13:13 ` Ulrich Drepper
1996-08-09 15:30 ` Ian Lance Taylor
1996-08-10 17:37 ` Richard Stallman
1996-08-10 19:41 ` Ian Lance Taylor
1996-08-10 23:26 ` Jim Wilson
1996-08-11 1:44 ` Richard Stallman
1996-08-13 10:58 ` Ruediger Helsch
1996-08-13 13:36 ` Jim Wilson
1996-08-13 16:06 ` Ruediger Helsch
1996-08-13 19:04 ` Jim Wilson
1996-08-13 21:02 ` Richard Stallman
1996-08-14 3:06 ` Ruediger Helsch
1996-08-14 23:44 ` Richard Stallman
1996-08-14 0:18 ` Nick Ing-Simmons [this message]
1996-08-14 3:06 ` Ruediger Helsch
1996-08-15 11:24 ` H.J. Lu
1996-08-13 9:06 ` Ruediger Helsch
1996-08-13 10:58 ` Richard Stallman
1996-08-13 13:36 ` Ruediger Helsch
1996-08-13 13:36 ` Richard Stallman
1996-08-13 14:40 ` H.J. Lu
1996-08-13 16:06 ` Ulrich Drepper
1996-08-13 16:06 ` Joe Buck
1996-08-13 17:02 ` Rohan LENARD
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