ticket:10272: clang workaround


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@35366 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10286: platform fix


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@35367 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10286: warning fix


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@35369 251d0590-4201-4cf1-90de-194747b24ca1