File _link of Package llvm4.openSUSE_Leap_42.3_Update

<link project="openSUSE:Leap:42.3:Update" package="llvm4" rev="49c0e076fc6b28ce4c6833a272f60ba6" vrev="3" baserev="49c0e076fc6b28ce4c6833a272f60ba6">
  <patches>
    <branch></branch>
  </patches>
</link>