/// getOrInsertLeaderValue - Return the leader for the specified value that is
/// in the set. If the member is not in the set, it is inserted, then
/// returned.
- const ElemTy &getOrInsertLeaderValue(const ElemTy &V) const {
+ const ElemTy &getOrInsertLeaderValue(const ElemTy &V) {
member_iterator MI = findLeader(insert(V));
assert(MI != member_end() && "Value is not in the set!");
return *MI;