Failures on Ubuntu-AArch64-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	ubuntu-aarch64-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Ubuntu-AArch64-m64/builds/2675>

Commit(s) tested:
	50a421ac3ad82886afb0916b112ddeac4f9f73dc

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

Subject:
	gdbserver Makefile: don't delete intermediary files

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Ubuntu-AArch64-m64/50/50a421ac3ad82886afb0916b112ddeac4f9f73dc/>

*** Diff to previous build ***
============================
PASS -> FAIL: gdb.threads/signal-while-stepping-over-bp-other-thread.exp: step
============================


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

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

	<http://git.sergiodj.net/?p=gdb-xfails.git;a=blob;f=xfails/Ubuntu-AArch64-m64/xfails/master/xfail;hb=d5687a2>

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

	<http://git.sergiodj.net/?p=gdb-xfails.git;a=blob;f=xfails/Ubuntu-AArch64-m64/xfails/master/xfail.table;hb=d5687a2>