This corresponds to the following upstream mclinker change:

commit b2f1691276052c4215abf36715d43248d6337cf8
Author: Diana Chen <mysekki@gmail.com>
Date:   Tue Nov 25 14:03:29 2014 +0800

    option: Allow `-hash-style' can be specified zero or more times

Change-Id: I332546680bb45cf9692adfa2c2d3dcdc84361afc