Re: clangBSD build error on r208621

Hi rdivacky.

On Sat, 29 May 2010 02:17:41 +0900
Norikatsu Shigemura <nork_at_freebsd.org> wrote:
> error: unknown argument: '-ferror-limit'
> mkdep: compile failed
> 	Do you have any idea?  Of cause I set following environment:
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> $ cat /etc/src.conf 
> NO_WERROR=
> WERROR=
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	OK, I got so that clang is too old.
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$ /usr/bin/clang --version
clang version 1.5 (trunk)
Target: x86_64-undermydesk-freebsd9.0
Thread model: posix
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	So I did use latest clang by installing devel/llvm-devel.
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$  /usr/local/bin/clang --version
clang version 2.0 (trunk)
Target: x86_64-portbld-freebsd9.0
Thread model: posix
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	I can compile to well-known error point.
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===> sys/boot/i386/boot2 (all)
dd if=/dev/zero of=boot2.ldr bs=512 count=1
1+0 records in
1+0 records out
512 bytes transferred in 0.000027 secs (18837576 bytes/sec)
/usr/local/bin/clang -isysroot /usr/obj/usr/src/tmp -B/usr/obj/usr/src/tmp/usr/lib/ -L/usr/obj/usr/src/tmp/usr/lib/ -Os  -fno-guess-branch-probability  -fomit-frame-pointer  -fno-unit-at-a-time  -mno-align-long-strings  -mrtd  -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3  -DUFS1_AND_UFS2  -DFLAGS=0x80  -DSIOPRT=0x3f8  -DSIOFMT=0x3  -DSIOSPD=9600  -I/usr/src/sys/boot/i386/boot2/../../common  -I/usr/src/sys/boot/i386/boot2/../btx/lib -I.  -Wall -Waggregate-return -Wbad-function-cast -Wcast-align  -Wmissing-declarations -Wmissing-prototypes -Wnested-externs  -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings  -Winline --param max-inline-insns-single=100 -ffreestanding -mpreferred-stack-boundary=2  -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 -m32 -march=i386 -std=gnu99   -c /usr/src/sys/boot/i386/boot2/sio.S
clang: warning: the clang compiler does not support '-fno-unit-at-a-time'
clang: warning: argument unused during compilation: '-L/usr/obj/usr/src/tmp/usr/lib/'
clang: warning: argument unused during compilation: '-fno-guess-branch-probability'
clang: warning: argument unused during compilation: '-mno-align-long-strings'
clang: warning: argument unused during compilation: '-mrtd'
clang: warning: argument unused during compilation: '--param max-inline-insns-single=100'
clang: warning: argument unused during compilation: '-mpreferred-stack-boundary=2'
objcopy -S -O binary boot1.out boot1
/usr/local/bin/clang -isysroot /usr/obj/usr/src/tmp -B/usr/obj/usr/src/tmp/usr/lib/ -L/usr/obj/usr/src/tmp/usr/lib/ -Os  -fno-guess-branch-probability  -fomit-frame-pointer  -fno-unit-at-a-time  -mno-align-long-strings  -mrtd  -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3  -DUFS1_AND_UFS2  -DFLAGS=0x80  -DSIOPRT=0x3f8  -DSIOFMT=0x3  -DSIOSPD=9600  -I/usr/src/sys/boot/i386/boot2/../../common  -I/usr/src/sys/boot/i386/boot2/../btx/lib -I.  -Wall -Waggregate-return -Wbad-function-cast -Wcast-align  -Wmissing-declarations -Wmissing-prototypes -Wnested-externs  -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings  -Winline --param max-inline-insns-single=100 -ffreestanding -mpreferred-stack-boundary=2  -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 -m32 -march=i386 -std=gnu99   -S -o boot2.s.tmp /usr/src/sys/boot/i386/boot2/boot2.c
clang: warning: the clang compiler does not support '-fno-unit-at-a-time'
clang: warning: argument unused during compilation: '-L/usr/obj/usr/src/tmp/usr/lib/'
clang: warning: argument unused during compilation: '-fno-guess-branch-probability'
clang: warning: argument unused during compilation: '-mno-align-long-strings'
clang: warning: argument unused during compilation: '-mrtd'
clang: warning: argument unused during compilation: '--param max-inline-insns-single=100'
clang: warning: argument unused during compilation: '-mpreferred-stack-boundary=2'
/usr/src/sys/boot/i386/boot2/boot2.c:234:1: warning: no previous prototype for function 'main' [-Wmissing-prototypes]
main(void)
^
1 warning generated.
sed -e '/align/d' -e '/nop/d' < boot2.s.tmp > boot2.s
rm -f boot2.s.tmp
as  --32 -o boot2.o boot2.s
ld -static -N --gc-sections -nostdlib -m elf_i386_fbsd -Ttext 0x2000 -o boot2.out /usr/obj/usr/src/sys/boot/i386/boot2/../btx/lib/crt0.o boot2.o sio.o
objcopy -S -O binary boot2.out boot2.bin
btxld -v -E 0x2000 -f bin -b /usr/obj/usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr  -o boot2.ld -P 1 boot2.bin
kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1
client: fmt=bin size=1705 text=0 data=0 bss=0 entry=0
output: fmt=bin size=1f95 text=200 data=1d95 org=0 entry=0
-405 bytes available
*** Error code 1
1 error
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-- 
Norikatsu Shigemura <nork_at_FreeBSD.org>