Failures on Debian-s390x-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	debian-jessie-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Debian-s390x-m64/builds/7857>

Commit(s) tested:
	ee3c5f8968e7b43854204898fa46933b3a1b5991

Author(s) (in the same order as the commits):
	Philippe Waroquiers <philippe.waroquiers@skynet.be>

Subject:
	Fix GDB crash when registers cannot be modified.

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Debian-s390x-m64/ee/ee3c5f8968e7b43854204898fa46933b3a1b5991/>

*** Diff to previous build ***
============================
PASS -> KFAIL: gdb.threads/process-dies-while-handling-bp.exp: non_stop=on: cond_bp_target=0: inferior 1 exited
PASS -> FAIL: gdb.threads/watchpoint-fork.exp: parent: multithreaded: watchpoint B after the second fork
============================


*** Complete list of XFAILs for this builder ***

To obtain the list of XFAIL tests for this builder, go to:

	<https://git.sergiodj.net/gdb-xfails.git/tree/xfails/Debian-s390x-m64/xfails/master/xfail?id=9b4e6295>

You can also see a pretty-printed version of the list, with more information
about each XFAIL, by going to:

	<https://git.sergiodj.net/gdb-xfails.git/tree/xfails/Debian-s390x-m64/xfails/master/xfail.table?id=9b4e6295>