Failures on RHEL-s390x-m64, branch master

[sergiodj+buildbot@redhat.com]

Buildslave:
	rhel-7.1-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/RHEL-s390x-m64/builds/561>

Commit(s) tested:
	653090d3219377766f1d4597819fa3c805ce49eb

Author(s) (in the same order as the commits):
	Simon Marchi <simon.marchi@polymtl.ca>

Subject:
	remote-sim.c: Add casts

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/cgit/RHEL-s390x-m64/.git/tree/?h=master&id=c39aba1f65553196634e3f24a13851c4783f2c97>

*** Regressions found ***
============================
PASS -> FAIL: gdb.base/siginfo-obj.exp: Extract si_errno
PASS -> FAIL: gdb.base/siginfo-thread.exp: Extract si_errno
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=0: other threads ran - unlocked
============================


*** Regressions against the baseline ***
============================
PASS -> FAIL: gdb.base/siginfo-obj.exp: Extract si_errno
PASS -> FAIL: gdb.base/siginfo-thread.exp: Extract si_errno
PASS -> FAIL: gdb.python/python.exp: set the hook to default <<2>>
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=0: other threads ran - unlocked
============================