mksysinfo: Tolerate missing structures in upcase_fields.

2014-11-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>

* libgo/mksysinfo.sh: Tolerate missing structures.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217194 138bc75d-0d04-0410-961f-82ee72b054a4