636     DR.FirstDecl = FirstIt == FirstHashes.end() ? nullptr : FirstIt->first;  in FindTypeDiffs()
640         DR.FirstDecl ? DifferenceSelector(DR.FirstDecl) : EndOfClass;  in FindTypeDiffs()
655   if (DR.FirstDecl) {  in diagnoseSubMismatchUnexpected()
656     Diag(DR.FirstDecl->getLocation(), diag::note_first_module_difference)  in diagnoseSubMismatchUnexpected()
657         << FirstRecord << DR.FirstDecl->getSourceRange();  in diagnoseSubMismatchUnexpected()
692       GetMismatchedDeclLoc(FirstRecord, DR.FirstDiffType, DR.FirstDecl);  in diagnoseSubMismatchDifferentDeclKinds()
832       const NamedDecl *FirstDecl = std::get<0>(Pair);  in diagnoseMismatch()  local
834       if (computeODRHash(FirstDecl) == computeODRHash(SecondDecl))  in diagnoseMismatch()
837       assert(FirstDecl->getKind() == SecondDecl->getKind() &&  in diagnoseMismatch()
857       bool hasFirstArg = hasDefaultArg(FirstDecl);  in diagnoseMismatch()
863       DeclarationName FirstName = FirstDecl->getDeclName();  in diagnoseMismatch()
878       Diag(FirstDecl->getLocation(),  in diagnoseMismatch()
881           << FirstDecl->getSourceRange() << ErrDiffType << hasFirstArg  in diagnoseMismatch()
909   const Decl *FirstDecl = DR.FirstDecl;  in diagnoseMismatch()  local
982     const StaticAssertDecl *FirstSA = cast<StaticAssertDecl>(FirstDecl);  in diagnoseMismatch()
1037                                  cast<FieldDecl>(FirstDecl),  in diagnoseMismatch()
1057     const CXXMethodDecl *FirstMethod = cast<CXXMethodDecl>(FirstDecl);  in diagnoseMismatch()
1263                                    cast<TypedefNameDecl>(FirstDecl),  in diagnoseMismatch()
1271                                cast<VarDecl>(FirstDecl),  in diagnoseMismatch()
1277     const FriendDecl *FirstFriend = cast<FriendDecl>(FirstDecl);  in diagnoseMismatch()
1320         cast<FunctionTemplateDecl>(FirstDecl);  in diagnoseMismatch()
1544   Diag(FirstDecl->getLocation(),  in diagnoseMismatch()
1547       << FirstDecl->getSourceRange();  in diagnoseMismatch()
1581   const Decl *FirstDecl = DR.FirstDecl;  in diagnoseMismatch()  local
1618                                  cast<FieldDecl>(FirstDecl),  in diagnoseMismatch()
1625                                    cast<TypedefNameDecl>(FirstDecl),  in diagnoseMismatch()
1633                                cast<VarDecl>(FirstDecl),  in diagnoseMismatch()
1640   Diag(FirstDecl->getLocation(),  in diagnoseMismatch()
1643       << FirstDecl->getSourceRange();  in diagnoseMismatch()
2018   const Decl *FirstDecl = DR.FirstDecl;  in diagnoseMismatch()  local
2055                                       cast<ObjCMethodDecl>(FirstDecl),  in diagnoseMismatch()
2062                                  cast<FieldDecl>(FirstDecl),  in diagnoseMismatch()
2067     const ObjCIvarDecl *FirstIvar = cast<ObjCIvarDecl>(FirstDecl);  in diagnoseMismatch()
2085                                         cast<ObjCPropertyDecl>(FirstDecl),  in diagnoseMismatch()
2092   Diag(FirstDecl->getLocation(),  in diagnoseMismatch()
2095       << FirstDecl->getSourceRange();  in diagnoseMismatch()
2145   const Decl *FirstDecl = DR.FirstDecl;  in diagnoseMismatch()  local
2182                                       cast<ObjCMethodDecl>(FirstDecl),  in diagnoseMismatch()
2190                                         cast<ObjCPropertyDecl>(FirstDecl),  in diagnoseMismatch()
2197   Diag(FirstDecl->getLocation(),  in diagnoseMismatch()
2200       << FirstDecl->getSourceRange();  in diagnoseMismatch()