https://bugzilla.suse.com/show_bug.cgi?id=1200468 https://bugzilla.suse.com/show_bug.cgi?id=1200468#c4

--- Comment #4 from Stefan Dirsch sndirsch@suse.com --- Thanks. I can reproduce the hangup with 1.8.1.

Also I can confirm that after adding

--disable-thread-safety-constructor

configure option to libX11 1.8.1. build xfce desktop starts again.