2013-06-03  Balaji V. Iyer  <balaji.v.iyer@intel.com>

       PR c/57474
       * c-array-notation.c (build_array_notation_expr): Initialized rhs_length
       array to NULL_TREE if they are unused.  Also added a check for the
       field to be NULL before its fields are used in future.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199627 138bc75d-0d04-0410-961f-82ee72b054a4