building stable/8 on stable/10 host: is it supported?

[Dmitry Morozovsky]

On Thu, 30 Jan 2014, Dmitry Morozovsky wrote:

> Hiroki-san,

[snip]

> >  Currently stable/8 does not build on a box running 10 or later
> >  because several commits to fix build errors at the toolchain
> >  bootstrapping stages due to the toolchain migration were not MFC'd
> >  yet.  For stable/8, try the following patch:
> > 
> >  http://people.allbsd.org/~hrs/FreeBSD/stable-8-patch.diff
> 
> Thanks a lot, will try and report!

amd64 world/kernel built successfully, thanks again.

However, cross-build to TARGET=i386 chokes on aicasm module:

./aicasm -nostdinc  -I. -I/FreeBSD/pristine/src.8/sys 
-I/FreeBSD/pristine/src.8/sys/contrib/altq 
-I/FreeBSD/pristine/src.8/sys/contrib/ipfilter 
-I/FreeBSD/pristine/src.8/sys/contrib/pf -I/FreeBSD/pristine/src.8/sys/dev/ath 
-I/FreeBSD/pristine/src.8/sys/dev/ath/ath_hal 
-I/FreeBSD/pristine/src.8/sys/contrib/ngatm 
-I/FreeBSD/pristine/src.8/sys/dev/twa 
-I/FreeBSD/pristine/src.8/sys/gnu/fs/xfs/FreeBSD 
-I/FreeBSD/pristine/src.8/sys/gnu/fs/xfs/FreeBSD/support 
-I/FreeBSD/pristine/src.8/sys/gnu/fs/xfs -I/FreeBSD/pristine/src.8/sys/dev/cxgb 
-I/FreeBSD/pristine/src.8/sys/dev/cxgbe -I/FreeBSD/pristine/src.8/sys/cam/scsi 
-I/FreeBSD/pristine/src.8/sys/dev/aic7xxx -o aic79xx_seq.h -r aic79xx_reg.h -p 
aic79xx_reg_print.c -i /FreeBSD/pristine/src.8/sys/dev/aic7xxx/aic79xx_osm.h 
/FreeBSD/pristine/src.8/sys/dev/aic7xxx/aic79xx.seq
./aicasm: Stopped at file /FreeBSD/pristine/src.8/sys/dev/aic7xxx/aic79xx.seq, 
line 53 - Undefined symbol code referenced
./aicasm: Removing aic79xx_seq.h due to error
./aicasm: Removing aic79xx_reg.h due to error
*** Signal 11

Stop in /usr/obj/i386/FreeBSD/pristine/src.8/sys/GENERIC.
*** Error code 1

Stop in /FreeBSD/pristine/src.8.
*** Error code 1

Stop.
make: stopped in /FreeBSD/pristine/src.8


--

Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
------------------------------------------------------------------------
*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
------------------------------------------------------------------------