buildworld fails on recent stable

[Andriy Gapon]

on 05/11/2012 16:51 Dimitry Andric said the following:
> On 2012-11-05 12:41, Volodymyr Kostyrko wrote:
>> When CLANG_IS_CC build fails at sys/boot/i386/boot2:
>>
>> 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
> 
> This seems to be caused by r242562, which is an MFC of r241301.  The
> code changes are quite trivial though.  Strangely enough, on head it
> does build successfully, but head is using a newer version of clang, so
> that may explain the difference.  Investigating...

I suspect that some earlier space-saving commit was not MFC-ed to stable/9.

-- 
Andriy Gapon