Failures on Ubuntu-AArch64-m64, branch gdb-8.0-branch

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	ubuntu-aarch64-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Ubuntu-AArch64-m64/builds/1987>

Commit(s) tested:
	b6486c1f82fab968ee119b0fbcfadfdbd0dad745

Author(s) (in the same order as the commits):
	Tom Tromey <tom@tromey.com>

Subject:
	Fix rust_dump_subexp_body

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Ubuntu-AArch64-m64/b6/b6486c1f82fab968ee119b0fbcfadfdbd0dad745/>

*** Diff to previous build ***
============================
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=1: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=3: wait for stops
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=5: wait for stops
============================


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

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