Failures on Ubuntu-AArch32-native-extended-gdbserver-m32, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	ubuntu-trusty-aarch32-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Ubuntu-AArch32-native-extended-gdbserver-m32/builds/3230>

Commit(s) tested:
	d99b4b92c8ed0f7ef98f370bbf65a360ed66ad7b

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

Subject:
	Silence gcc-8 warnings

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Ubuntu-AArch32-native-extended-gdbserver-m32/d9/d99b4b92c8ed0f7ef98f370bbf65a360ed66ad7b/>

*** Diff to previous build ***
============================
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=5: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=13: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=14: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=17: wait for stops
PASS -> FAIL: gdb.threads/pthreads.exp: check backtrace from thread 1
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=0: next does not change thread
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=0: current thread advanced - unlocked
new FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=1: setting breakpoint at 80 if arg != 0
PASS -> FAIL: gdb.threads/schedlock.exp: schedlock=off: cmd=next: call_function=1: other threads ran - unlocked
new FAIL: gdb.threads/schedlock.exp: schedlock=step: cmd=step: setting breakpoint at 80 if arg != 0
new FAIL: gdb.threads/schedlock.exp: schedlock=step: cmd=next: call_function=0: setting breakpoint at 80 if arg != 0
new FAIL: gdb.threads/schedlock.exp: schedlock=step: cmd=next: call_function=1: setting breakpoint at 80 if arg != 0
new FAIL: gdb.threads/schedlock.exp: schedlock=on: cmd=step: setting breakpoint at 80 if arg != 0
new FAIL: gdb.threads/schedlock.exp: schedlock=on: cmd=next: call_function=0: setting breakpoint at 80 if arg != 0
new FAIL: gdb.threads/schedlock.exp: schedlock=on: cmd=next: call_function=1: setting breakpoint at 80 if arg != 0
============================


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

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