Failures on RHEL-s390x-m64, branch master

[sergiodj+buildbot at redhat dot com]

Buildslave:
	rhel-7.1-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/RHEL-s390x-m64/builds/1211>

Commit(s) tested:
	4f038ee5d22f04a16a413cf2e3d8ddeecdc75639

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

Subject:
	Fix "PowerPC64 ELFv2 entry code" for big-endian

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/cgit/RHEL-s390x-m64/.git/tree/?h=master&id=d3196aa3937091fed7914defa65cf722e7e3d7d7>

*** Regressions found ***
============================
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=0: other threads ran - unlocked
PASS -> FAIL: gdb.threads/watchthreads.exp: threaded watch loop
PASS -> FAIL: gdb.threads/watchthreads.exp: combination of threaded watchpoints = 30
============================


*** Regressions against the baseline ***
============================
new FAIL: gdb.base/catch-syscall.exp: execve: syscall execve has returned
new FAIL: gdb.base/catch-syscall.exp: execve: continue to main (the program exited)
new FAIL: gdb.base/catch-syscall.exp: execve: continue until exit (the program is no longer running)
PASS -> FAIL: gdb.fortran/vla-value-sub.exp: print array2 in foo after it was filled (passed fixed array)
PASS -> FAIL: gdb.fortran/vla-value-sub.exp: print array2 in foo after it was mofified in debugger (passed fixed array)
PASS -> FAIL: gdb.fortran/vla-value-sub-finish.exp: print array2 in foo after it was filled
PASS -> FAIL: gdb.fortran/vla-value-sub-finish.exp: print array2 in foo after it was mofified in debugger
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
PASS -> FAIL: gdb.threads/watchthreads.exp: threaded watch loop
PASS -> FAIL: gdb.threads/watchthreads.exp: combination of threaded watchpoints = 30
============================