tree-vect-data-refs.c (dr_group_sort_cmp): Do not use hash function in compare function for sorting.

2013-07-15  Cong Hou  <congh@google.com>

gcc/
        * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use hash function in compare function for sorting.

gcc/testsuite/

        * gcc.target/i386/l_fma_float_1.c: Update the instruction to be counted.
        * gcc.target/i386/l_fma_float_3.c: Likewise.
        * gcc.target/i386/l_fma_double_1.c: Likewise.
        * gcc.target/i386/l_fma_double_3.c: Likewise

From-SVN: r200968