Cyril reported this on IRC.  Indeed, one of the tests fails (I tested on
i686).  Is there a need to report upstream?

================================================
   GNU coreutils 8.22: ./tests/test-suite.log
================================================

# TOTAL: 551
# PASS:  412
# SKIP:  138
# XFAIL: 0
# FAIL:  1
# XPASS: 0
# ERROR: 0