master build fails in unit test

[Regina Henschel]

Hi all,

I tried a clean build of master. The last commit I fetched is
commit ead37770442a0244094779d199303b7b7e6d634c
Author: Giuseppe Bilotta <giuseppe.bilotta at gmail.com>
Date:   Fri Apr 22 12:22:30 2016 +0200
     tdf#84394: add testcase and unit test

It breaks in
/core/workdir/CppunitTest/sc_ucalc.test

Kind regards
Regina