lib/AST/DeclObjC.cpp

1355                                              ObjCInterfaceDecl *PrevDecl,
1359       ObjCInterfaceDecl(C, DC, atLoc, Id, typeParamList, ClassLoc, PrevDecl,
1362   C.getObjCInterfaceType(Result, PrevDecl);
1382                                      ObjCInterfaceDecl *PrevDecl,
1387   setPreviousDecl(PrevDecl);
1390   if (PrevDecl)
1391     Data = PrevDecl->Data;
1743                                    ObjCProtocolDecl *PrevDecl)
1746   setPreviousDecl(PrevDecl);
1747   if (PrevDecl)
1748     Data = PrevDecl->Data;
1755                                            ObjCProtocolDecl *PrevDecl) {
1757       new (C, DC) ObjCProtocolDecl(C, DC, Id, nameLoc, atStartLoc, PrevDecl);