Date: Sat, 21 Dec 2013 21:36:51 +0100 From: Yury Tsybizov <yuriy.tsibizov@gmail.com> To: Dimitry Andric <dim@FreeBSD.org> Cc: freebsd-stable@FreeBSD.org Subject: Re: unable to build 10.0-RC2/i386 GENERIC kernel with gcc (stop at hyperv module) Message-ID: <C71591A2-1DA4-4C13-AA4C-FEA5B33E892E@gmail.com> In-Reply-To: <281FAC75-F24D-4849-8BD2-4F46ED9F45DA@FreeBSD.org> References: <E44BE8D9-C0BA-4B05-B5CC-20855E66760C@gmail.com> <281FAC75-F24D-4849-8BD2-4F46ED9F45DA@FreeBSD.org>
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oh, mistype. it was BUILDWORLD/BUILDKERNEL/INSTALLKERNEL, of course. On 21 Dec 2013, at 19:53, Dimitry Andric <dim@FreeBSD.org> wrote: > On 21 Dec 2013, at 19:25, Yury Tsybizov <yuriy.tsibizov@gmail.com> wrote: >> >> I am trying to update (clean) install of 9.2 to releng/10.0 svn on i386. >> >> It did not work with freebsd-update or usual build world/buildkernel/installworld/reboot/ etc procedure > > You are using the incorrect order. The correct order is: > > * make buildworld > * make buildkernel > * make installkernel > * reboot to single user > * make installworld > * mergemaster (or etcupdate, whichever you prefer) > * reboot > > >> - looks like 9.2 gcc world is unable to run “make installworld" under 10.0 clang kernel. > > No, this has nothing to do with clang or gcc. You are attempting to > install a 10.0 world while still running a 9.2 kernel, which is > unsupported. (That means, it might work if you are lucky, but it is > more likely to break.) > > >> As recommended by UPDATING, I am trying to build it with gcc instead of clang. >> >> Everything builds well, but hyperv module has some problems: > ... >> cc -O2 -pipe -fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -nostdinc -I/usr/src/sys/modules/hyperv/netvsc/../../../dev/hyperv/netvsc -DHAVE_KERNEL_OPTION_HEADERS -include /usr/obj/usr/src/sys/GENERIC/opt_global.h -I. -I@ -I@/contrib/altq -finline-limit=8000 --param inline-unit-growth=100 --param large-function-growth=1000 -fno-common -g -I/usr/obj/usr/src/sys/GENERIC -mno-align-long-strings -mpreferred-stack-boundary=2 -mno-mmx -mno-sse -msoft-float -ffreestanding -fstack-protector -std=iso9899:1999 -fstack-protector -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs -fdiagnostics-show-option -c /usr/src/sys/modules/hyperv/netvsc/../../../dev/hyperv/netvsc/hv_net_vsc.c >> cc1: warnings being treated as errors >> /usr/src/sys/modules/hyperv/netvsc/../../../dev/hyperv/netvsc/hv_net_vsc.c: In function 'hv_nv_init_rx_buffer_with_net_vsp': >> /usr/src/sys/modules/hyperv/netvsc/../../../dev/hyperv/netvsc/hv_net_vsc.c:182: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] > > Yes, this is a known problem in the hyperv code. I have tried to get > some attention for it, but apparently it is not that important to be > able to build 10.0 with gcc anymore... > > If you do not care about hyperv, just use WERROR= to build your kernel, > e.g.: > > make buildkernel WERROR= > > to disable -Werror. > > -Dimitry >help
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