Failures on Debian-x86_64-native-gdbserver-m64

[sergiodj@redhat.com]

Buildslave:
	wildebeest-debian-wheezy-x86_64
Commit(s) tested:
	6346d5ca43719ba6fc3176c29fd58a83d439f011
	0ba38529f27a815a576bc07c85ceb65f6498ef5a
	740bdc67c057ee8012327420848eb134e1db4211
Log URL(s):
	<http://gdb-build.sergiodj.net/cgit/Debian-x86_64-native-gdbserver-m64/.git/tree/?id=cfb7fb157fedac5b2e35b3d36a8fb3fb4910c326>
Author(s) (in the same order as the commits):
	Alan Modra <amodra@gmail.com>
	Alan Modra <amodra@gmail.com>
	Alan Modra <amodra@gmail.com>

============================
PASS -> FAIL: gdb.dwarf2/gdb-index.exp: touch binary
============================