108   TPResult TPR = isCXXDeclarationSpecifier(TPResult::False,  in isCXXSimpleDeclaration()
110   if (TPR != TPResult::Ambiguous)  in isCXXSimpleDeclaration()
111     return TPR != TPResult::False; // Returns true for TPResult::True or  in isCXXSimpleDeclaration()
135   if (TPR == TPResult::Error)  in isCXXSimpleDeclaration()
139   if (TPR == TPResult::Ambiguous)  in isCXXSimpleDeclaration()
140     TPR = TPResult::True;  in isCXXSimpleDeclaration()
142   assert(TPR == TPResult::True || TPR == TPResult::False);  in isCXXSimpleDeclaration()
143   return TPR == TPResult::True;  in isCXXSimpleDeclaration()
148 Parser::TPResult Parser::TryConsumeDeclarationSpecifier() {  in TryConsumeDeclarationSpecifier()
161       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
164       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
188           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
192           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
195           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
202       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
206       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
221   return TPResult::Ambiguous;  in TryConsumeDeclarationSpecifier()
232 Parser::TPResult Parser::TryParseSimpleDeclaration(bool AllowForRangeDecl) {  in TryParseSimpleDeclaration()
233   if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseSimpleDeclaration()
234     return TPResult::Error;  in TryParseSimpleDeclaration()
240     TPResult TPR = isCXXDeclarationSpecifier();  in TryParseSimpleDeclaration()
241     if (TPR == TPResult::Ambiguous)  in TryParseSimpleDeclaration()
242       return TPResult::True;  in TryParseSimpleDeclaration()
243     if (TPR == TPResult::True || TPR == TPResult::Error)  in TryParseSimpleDeclaration()
245     assert(TPR == TPResult::False);  in TryParseSimpleDeclaration()
248   TPResult TPR = TryParseInitDeclaratorList();  in TryParseSimpleDeclaration()
249   if (TPR != TPResult::Ambiguous)  in TryParseSimpleDeclaration()
253     return TPResult::False;  in TryParseSimpleDeclaration()
255   return TPResult::Ambiguous;  in TryParseSimpleDeclaration()
285 Parser::TPResult Parser::TryParseInitDeclaratorList() {  in TryParseInitDeclaratorList()
288     TPResult TPR = TryParseDeclarator(false/*mayBeAbstract*/);  in TryParseInitDeclaratorList()
289     if (TPR != TPResult::Ambiguous)  in TryParseInitDeclaratorList()
294       return TPResult::True;  in TryParseInitDeclaratorList()
301         return TPResult::Error;  in TryParseInitDeclaratorList()
305       return TPResult::True;  in TryParseInitDeclaratorList()
323       return TPResult::True;  in TryParseInitDeclaratorList()
330   return TPResult::Ambiguous;  in TryParseInitDeclaratorList()
364   bool update(TPResult IsDecl) {  in update()
366     case TPResult::True:  in update()
369     case TPResult::False:  in update()
372     case TPResult::Ambiguous:  in update()
374     case TPResult::Error:  in update()
493   TPResult TPR = isCXXDeclarationSpecifier();  in isCXXTypeId()
494   if (TPR != TPResult::Ambiguous)  in isCXXTypeId()
495     return TPR != TPResult::False; // Returns true for TPResult::True or  in isCXXTypeId()
514   if (TPR == TPResult::Error)  in isCXXTypeId()
515     TPR = TPResult::True;  in isCXXTypeId()
517   if (TPR == TPResult::Ambiguous) {  in isCXXTypeId()
521       TPR = TPResult::True;  in isCXXTypeId()
530       TPR = TPResult::True;  in isCXXTypeId()
534       TPR = TPResult::False;  in isCXXTypeId()
537   assert(TPR == TPResult::True || TPR == TPResult::False);  in isCXXTypeId()
538   return TPR == TPResult::True;  in isCXXTypeId()
693 Parser::TPResult Parser::TryParsePtrOperatorSeq() {  in TryParsePtrOperatorSeq()
697         return TPResult::Error;  in TryParsePtrOperatorSeq()
708       return TPResult::True;  in TryParsePtrOperatorSeq()
731 Parser::TPResult Parser::TryParseOperatorId() {  in TryParseOperatorId()
743     return TPResult::True;  in TryParseOperatorId()
750     return TPResult::True;  in TryParseOperatorId()
756       return TPResult::True;  in TryParseOperatorId()
764       return TPResult::True;  in TryParseOperatorId()
784         return TPResult::Error;  in TryParseOperatorId()
786     return TPResult::True;  in TryParseOperatorId()
792     TPResult TPR = isCXXDeclarationSpecifier();  in TryParseOperatorId()
793     if (TPR == TPResult::Error)  in TryParseOperatorId()
795     if (TPR == TPResult::False) {  in TryParseOperatorId()
797         return TPResult::Error;  in TryParseOperatorId()
800     if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseOperatorId()
801       return TPResult::Error;  in TryParseOperatorId()
860 Parser::TPResult Parser::TryParseDeclarator(bool mayBeAbstract,  in TryParseDeclarator()
865   if (TryParsePtrOperatorSeq() == TPResult::Error)  in TryParseDeclarator()
866     return TPResult::Error;  in TryParseDeclarator()
883       if (TryParseOperatorId() == TPResult::Error)  in TryParseDeclarator()
884         return TPResult::Error;  in TryParseDeclarator()
896       TPResult TPR = TryParseFunctionDeclarator();  in TryParseDeclarator()
897       if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
906         return TPResult::True; // attributes indicate declaration  in TryParseDeclarator()
907       TPResult TPR = TryParseDeclarator(mayBeAbstract, mayHaveIdentifier);  in TryParseDeclarator()
908       if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
911         return TPResult::False;  in TryParseDeclarator()
915     return TPResult::False;  in TryParseDeclarator()
919     TPResult TPR(TPResult::Ambiguous);  in TryParseDeclarator()
945     if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
949   return TPResult::Ambiguous;  in TryParseDeclarator()
952 Parser::TPResult 
1012     return TPResult::True;  in isExpressionOrTypeSpecifierSimple()
1063     return TPResult::False;  in isExpressionOrTypeSpecifierSimple()
1069   return TPResult::Ambiguous;  in isExpressionOrTypeSpecifierSimple()
1205 Parser::TPResult
1206 Parser::isCXXDeclarationSpecifier(Parser::TPResult BracedCastResult,  in isCXXDeclarationSpecifier()
1213       return TPResult::True;  in isCXXDeclarationSpecifier()
1218       return TPResult::True;  in isCXXDeclarationSpecifier()
1228         return TPResult::Error;  in isCXXDeclarationSpecifier()
1230         return TPResult::False;  in isCXXDeclarationSpecifier()
1234         return GreaterThanIsOperator ? TPResult::True : TPResult::False;  in isCXXDeclarationSpecifier()
1236         return HasMissingTypename ? TPResult::Ambiguous : TPResult::False;  in isCXXDeclarationSpecifier()
1248         return TPResult::Error;  in isCXXDeclarationSpecifier()
1253         return TPResult::False;  in isCXXDeclarationSpecifier()
1264       return TPResult::Error;  in isCXXDeclarationSpecifier()
1271       return TPResult::False;  in isCXXDeclarationSpecifier()
1279       return TPResult::Error;  in isCXXDeclarationSpecifier()
1339     return TPResult::True;  in isCXXDeclarationSpecifier()
1359     return TPResult::True;  in isCXXDeclarationSpecifier()
1363     return TPResult::True;  in isCXXDeclarationSpecifier()
1367     return TPResult::True;  in isCXXDeclarationSpecifier()
1372       return TPResult::False;  in isCXXDeclarationSpecifier()
1382       return TPResult::Error;  in isCXXDeclarationSpecifier()
1396           TPResult TPR = TPResult::False;  in isCXXDeclarationSpecifier()
1402               TPR == TPResult::True || TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1403             return TPResult::Error;  in isCXXDeclarationSpecifier()
1409             return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1418             return TPResult::Error;  in isCXXDeclarationSpecifier()
1420             return TPResult::False;  in isCXXDeclarationSpecifier()
1424             return GreaterThanIsOperator ? TPResult::True : TPResult::False;  in isCXXDeclarationSpecifier()
1426             return HasMissingTypename ? TPResult::Ambiguous  in isCXXDeclarationSpecifier()
1427                                       : TPResult::False;  in isCXXDeclarationSpecifier()
1437       return TPResult::False;  in isCXXDeclarationSpecifier()
1467       TPResult TPR = TryParseProtocolQualifiers();  in isCXXDeclarationSpecifier()
1471       if (TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1472         return TPResult::Error;  in isCXXDeclarationSpecifier()
1475         return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1480       return TPResult::True;  in isCXXDeclarationSpecifier()
1502       return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1514       return TPResult::False;  in isCXXDeclarationSpecifier()
1516     return TPResult::True;  in isCXXDeclarationSpecifier()
1521       return TPResult::True;  in isCXXDeclarationSpecifier()
1525     TPResult TPR = TryParseTypeofSpecifier();  in isCXXDeclarationSpecifier()
1529     if (TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1530       return TPResult::Error;  in isCXXDeclarationSpecifier()
1533       return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1538     return TPResult::True;  in isCXXDeclarationSpecifier()
1543     return TPResult::True;  in isCXXDeclarationSpecifier()
1547     return TPResult::True;  in isCXXDeclarationSpecifier()
1550     return TPResult::False;  in isCXXDeclarationSpecifier()
1610 Parser::TPResult Parser::TryParseTypeofSpecifier() {  in TryParseTypeofSpecifier()
1618     return TPResult::Error;  in TryParseTypeofSpecifier()
1620   return TPResult::Ambiguous;  in TryParseTypeofSpecifier()
1625 Parser::TPResult Parser::TryParseProtocolQualifiers() {  in TryParseProtocolQualifiers()
1630       return TPResult::Error;  in TryParseProtocolQualifiers()
1640       return TPResult::Ambiguous;  in TryParseProtocolQualifiers()
1644   return TPResult::Error;  in TryParseProtocolQualifiers()
1672   TPResult TPR = TryParseParameterDeclarationClause(&InvalidAsDeclaration);  in isCXXFunctionDeclarator()
1673   if (TPR == TPResult::Ambiguous) {  in isCXXFunctionDeclarator()
1675       TPR = TPResult::False;  in isCXXFunctionDeclarator()
1685         TPR = TPResult::True;  in isCXXFunctionDeclarator()
1688         TPR = TPResult::False;  in isCXXFunctionDeclarator()
1692   if (IsAmbiguous && TPR == TPResult::Ambiguous)  in isCXXFunctionDeclarator()
1696   return TPR != TPResult::False;  in isCXXFunctionDeclarator()
1716 Parser::TPResult
1721     return TPResult::Ambiguous;  in TryParseParameterDeclarationClause()
1735         return TPResult::True; // '...)' is a sign of a function declarator.  in TryParseParameterDeclarationClause()
1737         return TPResult::False;  in TryParseParameterDeclarationClause()
1743       return TPResult::True;  in TryParseParameterDeclarationClause()
1751     TPResult TPR = isCXXDeclarationSpecifier(TPResult::False,  in TryParseParameterDeclarationClause()
1754     if (VersusTemplateArgument && TPR == TPResult::True) {  in TryParseParameterDeclarationClause()
1760         if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseParameterDeclarationClause()
1761           return TPResult::Error;  in TryParseParameterDeclarationClause()
1765           return TPResult::True;  in TryParseParameterDeclarationClause()
1767         TPR = isCXXDeclarationSpecifier(TPResult::False,  in TryParseParameterDeclarationClause()
1769         if (TPR == TPResult::Error)  in TryParseParameterDeclarationClause()
1771       } while (TPR != TPResult::False);  in TryParseParameterDeclarationClause()
1772     } else if (TPR == TPResult::Ambiguous) {  in TryParseParameterDeclarationClause()
1774       if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseParameterDeclarationClause()
1775         return TPResult::Error;  in TryParseParameterDeclarationClause()
1782     if (TPR != TPResult::Ambiguous)  in TryParseParameterDeclarationClause()
1787       return TPResult::True;  in TryParseParameterDeclarationClause()
1800       return Tok.isOneOf(tok::equal, tok::r_paren) ? TPResult::True  in TryParseParameterDeclarationClause()
1801                                                    : TPResult::False;  in TryParseParameterDeclarationClause()
1808         return TPResult::Error;  in TryParseParameterDeclarationClause()
1814         return TPResult::True; // '...)' is a sign of a function declarator.  in TryParseParameterDeclarationClause()
1816         return TPResult::False;  in TryParseParameterDeclarationClause()
1823   return TPResult::Ambiguous;  in TryParseParameterDeclarationClause()
1838 Parser::TPResult Parser::TryParseFunctionDeclarator() {  in TryParseFunctionDeclarator()
1842   TPResult TPR = TryParseParameterDeclarationClause();  in TryParseFunctionDeclarator()
1843   if (TPR == TPResult::Ambiguous && Tok.isNot(tok::r_paren))  in TryParseFunctionDeclarator()
1844     TPR = TPResult::False;  in TryParseFunctionDeclarator()
1846   if (TPR == TPResult::False || TPR == TPResult::Error)  in TryParseFunctionDeclarator()
1851     return TPResult::Error;  in TryParseFunctionDeclarator()
1865       return TPResult::Error;  in TryParseFunctionDeclarator()
1870       return TPResult::Error;  in TryParseFunctionDeclarator()
1879         return TPResult::Error;  in TryParseFunctionDeclarator()
1883   return TPResult::Ambiguous;  in TryParseFunctionDeclarator()
1888 Parser::TPResult Parser::TryParseBracketDeclarator() {  in TryParseBracketDeclarator()
1891     return TPResult::Error;  in TryParseBracketDeclarator()
1893   return TPResult::Ambiguous;  in TryParseBracketDeclarator()