Compilation error while compiling FreeBSD9-STABLE with Clang

Dimitry Andric dim at
Wed Nov 14 12:38:22 UTC 2012

On 2012-11-14 04:05, Alie Tan wrote:
> I got compilation error while compiling FreeBSD9-STABLE with Clang:
>     -m32 -c /usr/src/sys/boot/i386/boot2/sio.S
> clang: warning: the clang compiler does not support '-fno-unit-at-a-time'
> 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=1575 text=0 data=0 bss=0 entry=0
> output: fmt=bin size=1e05 text=200 data=1c05 org=0 entry=0
> -5 bytes available
> *** [boot2] Error code 1

Please update your source tree to at least r242907.

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