Failures on Fedora-ppc64le-m64, branch master

[sergiodj+buildbot@redhat.com]

Buildslave:
	fedora-21-ppc64le-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Fedora-ppc64le-m64/builds/220>

Commit(s) tested:
	928dbe07562fa842a990d1c3aa65e12343426e68

Author(s) (in the same order as the commits):
	Pedro Alves <palves@redhat.com>

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/cgit/Fedora-ppc64le-m64/.git/tree/?h=master&id=abcf75403e88a8c11501766ecbc59421c1ea8ed2>

*** Regressions found ***
============================
PASS -> FAIL: gdb.base/callfuncs.exp: nested call dummies preserve register contents
============================


*** Regressions against the baseline ***
============================
PASS -> FAIL: gdb.base/callfuncs.exp: nested call dummies preserve register contents
PASS -> FAIL: gdb.threads/clone-thread_db.exp: continue to end
PASS -> FAIL: gdb.threads/step-over-trips-on-watchpoint.exp: no thread-specific bp: step: step
============================


*** Failures that are being ignored ***
============================
FAIL: gdb.threads/step-over-trips-on-watchpoint.exp: no thread-specific bp: next: next
============================