Failures on Fedora-ppc64be-native-extended-gdbserver-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	fedora-ppc64be-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Fedora-ppc64be-native-extended-gdbserver-m64/builds/5135>

Commit(s) tested:
	034fed0bbc3541d2a11a839faf4be521843ad954

Author(s) (in the same order as the commits):
	Alan Modra <amodra@gmail.com>

Subject:
	ARC naughtiness causing assertion fail at elf-strtab.c:302

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Fedora-ppc64be-native-extended-gdbserver-m64/03/034fed0bbc3541d2a11a839faf4be521843ad954/>