128   User *Obj = reinterpret_cast<User*>(End);  in allocateFixedOperandUser()  local
129   Obj->NumUserOperands = Us;  in allocateFixedOperandUser()
130   Obj->HasHungOffUses = false;  in allocateFixedOperandUser()
131   Obj->HasDescriptor = DescBytes != 0;  in allocateFixedOperandUser()
139   return Obj;  in allocateFixedOperandUser()
154   User *Obj = reinterpret_cast<User *>(HungOffOperandList + 1);  in operator new()  local
155   Obj->NumUserOperands = 0;  in operator new()
156   Obj->HasHungOffUses = true;  in operator new()
157   Obj->HasDescriptor = false;  in operator new()
159   return Obj;  in operator new()
169   User *Obj = static_cast<User *>(Usr);  in operator delete()  local
170   if (Obj->HasHungOffUses) {  in operator delete()
171     assert(!Obj->HasDescriptor && "not supported!");  in operator delete()
175     Use::zap(*HungOffOperandList, *HungOffOperandList + Obj->NumUserOperands,  in operator delete()
178   } else if (Obj->HasDescriptor) {  in operator delete()
179     Use *UseBegin = static_cast<Use *>(Usr) - Obj->NumUserOperands;  in operator delete()
180     Use::zap(UseBegin, UseBegin + Obj->NumUserOperands, /* Delete */ false);  in operator delete()
186     Use *Storage = static_cast<Use *>(Usr) - Obj->NumUserOperands;  in operator delete()
187     Use::zap(Storage, Storage + Obj->NumUserOperands,  in operator delete()