Date: Sun, 13 Aug 2000 10:39:00 +0200 From: "Peter 'Luna' Runestig" <peter+freebsd@runestig.com> To: freebsd-questions@FreeBSD.ORG Cc: gcc-bugs@gcc.gnu.org Subject: Re: Strange gcc warning Message-ID: <39965EA4.3496B441@runestig.com> References: <399540FF.F1853AAF@runestig.com>
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Peter 'Luna' Runestig wrote:
> =
> This code (from OpenBSD ftp client):
> =
> void
> restart(argc, argv)
> int argc;
> char *argv[];
> {
> quad_t nrestart_point;
> char *ep;
> =
> if (argc !=3D 2)
> fputs("restart: offset not specified.\n", ttyout);
> else {
> nrestart_point =3D strtoq(argv[1], &ep, 10);
> if (nrestart_point =3D=3D QUAD_MAX || *ep !=3D '\0')
> fputs("restart: invalid offset.\n", ttyout);
> else {
> fprintf(ttyout, "Restarting at %qd. Execute get=
,
> put or"
> "append to initiate transfer\n",
> /* line 2169 */ nrestart_point);
> restart_point =3D nrestart_point;
> }
> }
> }
> =
> gives this warning, compiling on FreeBSD 4.0-20000101-CURRENT alpha:
> =
> gcc -c -g -O2 -Wall -Wno-unused -I/house/luna/bsd_a/include -I./libedit=
> -DHAVE_CONFIG_H -I. -o cmds.o cmds.c
> cmds.c: In function `restart':
> cmds.c:2169: warning: long long int format, quad_t arg (arg 3)
> =
> Why? The format is "%qd" and the variable nrestart_point is a quad_t.
> Shouldn't be any problems, right? It compiles clean on OpenBSD and Linu=
x
> (both i386 though).
I have it figured out now. quad_t on alpha is a long, not a long long as
on i386, but gcc still treats the "%qd" as a long long format. A small
gcc bug perhaps?
-- =
Peter "Luna" Runestig (fd. Altberg), Sweden
PGP Key ID: 0xD07BBE13
Fingerprint: 7B5C 1F48 2997 C061 DE4B 42EA CB99 A35C D07B BE13
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d=F6dens blund / i dina blickar / b=E5dar snart din sista stund.
Carl Michael Bellman, Fredmans epistel nr 34
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