Minor optimization in diff code: stop comparing data once we found a mismatch. Further iterations won't change the result.
Minor optimization in diff code: stop comparing data once we found a mismatch.
Further iterations won't change the result.

* subversion/libsvn_diff/diff_file.c
  (find_identical_suffix): exit the loops as soon as CAN_READ_WORD or IS_MATCH
                           are FALSE

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1485488 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion