8.0-beta2 buildworld fails

On ia64 8.0-beta1 SMP, I get buildworld failures at random points,
and with very terse error message, e.g.:

[skip]

cc -O2 -pipe  -DHAVE_CONFIG_H -DLOCALEDIR=\"/usr/share/locale\"  -I/usr/src/gnu/
usr.bin/texinfo/texindex/../../../../contrib/texinfo -I/usr/src/gnu/usr.bin/texi
nfo/texindex/../../../../contrib/texinfo/lib -std=gnu99   -o texindex texindex.o
 /usr/obj/usr/src/gnu/usr.bin/texinfo/texindex/../libtxi/libtxi.a
===> gnu/usr.bin/texinfo/doc (all)
makeinfo --no-split -I /usr/src/gnu/usr.bin/texinfo/doc -I /usr/src/gnu/usr.bin/
texinfo/doc/../../../../contrib/texinfo/doc /usr/src/gnu/usr.bin/texinfo/doc/../
../../../contrib/texinfo/doc/info.texi  -o info.info
makeinfo --no-split -I /usr/src/gnu/usr.bin/texinfo/doc -I /usr/src/gnu/usr.bin/
texinfo/doc/../../../../contrib/texinfo/doc /usr/src/gnu/usr.bin/texinfo/doc/../
../../../contrib/texinfo/doc/info-stnd.texi  -o info-stnd.info
ln -fs /usr/src/gnu/usr.bin/texinfo/doc/../../../../contrib/texinfo/doc/texinfo.
txi texinfo.texi
gzip -cn info.info > info.info.gz
makeinfo --no-split -I /usr/src/gnu/usr.bin/texinfo/doc -I /usr/src/gnu/usr.bin/
texinfo/doc/../../../../contrib/texinfo/doc texinfo.texi  -o texinfo.info
gzip -cn info-stnd.info > info-stnd.info.gz
gzip -cn texinfo.info > texinfo.info.gz
1 error
*** Error code 2

Any advice?

-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 928 8233 
Fax: +44 (0)117 929 4423