clang/Sema/Sema.h

5680                                      Optional<unsigned> NumExpansions);
5687                               Optional<unsigned> NumExpansions);
5706                                 Optional<unsigned> NumExpansions);
5723   /// set, \c NumExpansions must also be set.
5730   /// \param NumExpansions The number of separate arguments that will be in
5740   /// otherwise. If false, \c ShouldExpand (and possibly \c NumExpansions)
5748                                        Optional<unsigned> &NumExpansions);
5783   /// \param NumExpansions Will be set to the number of expansions that will
5788       Optional<unsigned> &NumExpansions) const;
6469                                 Optional<unsigned> NumExpansions,