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Date: Tue, 03 May 2005 09:49:32 -0600
From: Scott Long <scottl@samsco.org>
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To: current@freebsd.org, Jeff Roberson <jroberson@chesapeake.net>
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Subject: Re: [current tinderbox] failure on i386/i386
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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/i386/i386/src/sys -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/dev/acpica -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/altq -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/ipfilter -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/pf -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/dev/ath -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/dev/ath/freebsd -I/tinderbox/CURRENT/i386/i386/src/sys/contrib/ngatm -I/tinderbox/CURRENT/i386/i386/src/sys/dev/twa -D_KERNEL -include opt_global.h -fno-common -finline-limit=8000 --param inline-unit-growth=100 --param large-function-growth=1000 -DGPROF -falign-functions=16 -DGPROF4 -DGUPROF -fno-builtin -mno-align-long-strings -mpreferred-stack-boundary=2  -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -ffreestanding -Werror -
fi
>  nstrument-functions -Wno-inline /tinderbox/CURRENT/i386/i386/src/sys/kern/kern_exec.c
> /tinderbox/CURRENT/i386/i386/src/sys/kern/kern_exec.c: In function `do_execve':
> /tinderbox/CURRENT/i386/i386/src/sys/kern/kern_exec.c:297: warning: 'vfslocked' might be used uninitialized in this function
> *** Error code 1
> 

This compiler warning is exposing some serious flaws with the patch that 
was committed, and it's not as easy as just initializing the variable 
correctly.  So unfortunately, the tree is going to stay broken until
this is either fixed or the commit is backed out.  Sorry.

Scott