Correct the discription in ChangLog:

2014-04-18  Cong Hou  <congh@google.com>

        * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Enhance
        the widen-mult pattern by handling two operands with different
        sizes, and operands whose size is smaller than half of the result
        type.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209525 138bc75d-0d04-0410-961f-82ee72b054a4