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/596>

Commit(s) tested:
	6830f270e7b6676e7a77c1b8080941e35003d918

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

Subject:
	Avoid exponential behavior in rust_evaluate_subexp

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/Ubuntu-AArch32-native-extended-gdbserver-m32/68/6830f270e7b6676e7a77c1b8080941e35003d918/>

*** Diff to previous build ***
============================
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=2: wait for stops
new FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=11: wait for stops
============================


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

FAILURE TO OBTAIN THE COMMIT FOR THE XFAIL LIST.  PLEASE CONTACT THE BUILDBOT ADMIN.