BuildingFreeBSDWithClang (was: Re: (no subject))

[Ronald Klop]

On Tue, 22 May 2012 13:04:59 +0200, S.N.Grigoriev  
<serguey-grigoriev at yandex.ru> wrote:

> Hi list,
>
> I tried to build world and kernel with CLang on my 9-stable amd64 system.
> The following errors occured:
>
> mv -f term.h.new term.h
> cat  
> /usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/include/curses.tail  
> >> curses.h.new
> mv -f curses.h.new curses.h
> cc -o make_keys -O2 -pipe  -I.  
> -I/usr/obj/lib32/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/include  
> -I/usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/ncurses -Wall  
> -DNDEBUG -DHAVE_CONFIG_H -DFREEBSD_NATIVE -DTERMIOS -std=gnu99  
> -Qunused-arguments  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W  
> -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes  
> -Wpointer-arith -Wno-uninitialized -Wno-pointer-sign -Wno-empty-body  
> -Wno-string-plus-int -Wno-tautological-compare -Wno-unused-value  
> -Wno-parentheses-equality -Wno-unused-function -Wno-conversion  
> /usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/ncurses/tinfo/make_keys.c
> cc -o make_hash -O2 -pipe  -I.  
> -I/usr/obj/lib32/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../ncurses  
> -I/usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/include  
> -I/usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/ncurses -Wall  
> -DNDEBUG -DHAVE_CONFIG_H -DFREEBSD_NATIVE -DTERMIOS -std=gnu99  
> -Qunused-arguments  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W  
> -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes  
> -Wpointer-arith -Wno-uninitialized -Wno-pointer-sign -Wno-empty-body  
> -Wno-string-plus-int -Wno-tautological-compare -Wno-unused-value  
> -Wno-parentheses-equality -Wno-unused-function -Wno-conversion  
> -DMAIN_PROGRAM   
> /usr/src/lib/ncurses/ncurses/../../../contrib/ncurses/ncurses/tinfo/comp_hash.c
> cc: unrecognized option '-Qunused-arguments'
> cc: unrecognized option '-Qunused-arguments'
> cc1: error: unrecognized command line option "-Wno-empty-body"
> cc1: error: unrecognized command line option "-Wno-empty-body"
> cc1: error: unrecognized command line option "-Wno-string-plus-int"
> cc1: error: unrecognized command line option "-Wno-tautological-compare"
> cc1: error: unrecognized command line option "-Wno-parentheses-equality"
> cc1: error: unrecognized command line option "-Wno-string-plus-int"
> cc1: error: unrecognized command line option "-Wno-tautological-compare"
> cc1: error: unrecognized command line option "-Wno-parentheses-equality"
> *** Error code 1
> *** Error code 1
> 2 errors
> *** Error code 2
> 1 error
> *** Error code 2
> 1 error
>
> The only statement in my /etc/src.conf is `WITH_CLANG_IS_CC=yes'.
> Should I use additional configuration options to successfully
> build the system with CLang?
>
> Thanks,
> Serguey.

http://wiki.freebsd.org/BuildingFreeBSDWithClang