message: [libomptarget] Fix compilation with libc++
  iterator is only guaranteed to be default-constructible, without any argument.
diff: @@ -72,7 +72,7 @@ struct LookupResult {
  HostDataToTargetListTy::iterator Entry;
  - LookupResult() : Flags({0,0,0}), Entry(0) {}
  + LookupResult() : Flags({0,0,0}), Entry() {}
  };
  /// Map for shadow pointers
  