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/2451>

Commit(s) tested:
	575934368531e7592a7576a39a4320d88007ce88

Author(s) (in the same order as the commits):
	Kuan-Lin Chen <rufus@andestech.com>

Subject:
	Improve handling of ADD and SUB relocations on the RISCV target.

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Ubuntu-AArch64-m64/57/575934368531e7592a7576a39a4320d88007ce88/>

*** Diff to previous build ***
============================
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=4: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=10: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=12: wait for stops
============================


*** 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=abee8a4>

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=abee8a4>