From owner-freebsd-current@FreeBSD.ORG  Sun Aug 29 17:41:34 2004
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Date: Sun, 29 Aug 2004 11:40:07 -0600 (MDT)
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To: pjd@freebsd.org
From: "M. Warner Losh" <imp@bsdimp.com>
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Subject: Re: [current tinderbox] failure on ia64/ia64
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In message: <20040829143543.GX30151@darkness.comp.waw.pl>
            Pawel Jakub Dawidek <pjd@freebsd.org> writes:
: On Sun, Aug 29, 2004 at 05:15:47AM -0400, FreeBSD Tinderbox wrote:
: +> cc -c -O2 -pipe -fno-strict-aliasing  -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -fformat-extensions -std=c99  -nostdinc -I-  -I. -I/tinderbox/CURRENT/ia64/ia64/src/sys -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/dev/acpica -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/altq -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/ipfilter -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/pf -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/dev/ath -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/dev/ath/freebsd -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/ngatm -I/tinderbox/CURRENT/ia64/ia64/src/sys/contrib/ia64/libuwx/src -D_KERNEL -include opt_global.h -fno-common -finline-limit=15000 --param inline-unit-growth=100 --param large-function-growth=1000 -fno-builtin -mconstant-gp -ffixed-r13 -mfixed-range=f32-f127 -mno-sdata -ffreestanding -Werror  /tinderbox/CURRENT/ia64/ia64/src/sys/geom/mirror/g_mirror.c
: +> /tinderbox/CURRENT/ia64/ia64/src/sys/geom/mirror/g_mirror.c: In function `g_mirror_taste':
: +> /tinderbox/CURRENT/ia64/ia64/src/sys/geom/mirror/g_mirror.c:2485: warning: 'sc' might be used uninitialized in this function
: +> *** Error code 1
: 
: Fixed, sorry.
: 
: PS. Can someone show me which compiler flag expose those "bugs"?

-O2

Warner