[Bug tree-optimization/17165] pass by reference inhibits vectorization

[pinskia at gcc dot gnu dot org]

-- 
Bug 17165 depends on bug 14814, which changed state.

Bug 14814 Summary: no folding back to ARRAY_REF
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14814

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|                            |FIXED

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17165