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()
134   if (TPR == TPResult::Error)  in isCXXSimpleDeclaration()
138   if (TPR == TPResult::Ambiguous)  in isCXXSimpleDeclaration()
139     TPR = TPResult::True;  in isCXXSimpleDeclaration()
141   assert(TPR == TPResult::True || TPR == TPResult::False);  in isCXXSimpleDeclaration()
142   return TPR == TPResult::True;  in isCXXSimpleDeclaration()
147 Parser::TPResult Parser::TryConsumeDeclarationSpecifier() {  in TryConsumeDeclarationSpecifier()
160       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
163       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
187           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
191           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
194           return TPResult::Error;  in TryConsumeDeclarationSpecifier()
201       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
205       return TPResult::Error;  in TryConsumeDeclarationSpecifier()
220   return TPResult::Ambiguous;  in TryConsumeDeclarationSpecifier()
231 Parser::TPResult Parser::TryParseSimpleDeclaration(bool AllowForRangeDecl) {  in TryParseSimpleDeclaration()
232   if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseSimpleDeclaration()
233     return TPResult::Error;  in TryParseSimpleDeclaration()
239     TPResult TPR = isCXXDeclarationSpecifier();  in TryParseSimpleDeclaration()
240     if (TPR == TPResult::Ambiguous)  in TryParseSimpleDeclaration()
241       return TPResult::True;  in TryParseSimpleDeclaration()
242     if (TPR == TPResult::True || TPR == TPResult::Error)  in TryParseSimpleDeclaration()
244     assert(TPR == TPResult::False);  in TryParseSimpleDeclaration()
247   TPResult TPR = TryParseInitDeclaratorList();  in TryParseSimpleDeclaration()
248   if (TPR != TPResult::Ambiguous)  in TryParseSimpleDeclaration()
252     return TPResult::False;  in TryParseSimpleDeclaration()
254   return TPResult::Ambiguous;  in TryParseSimpleDeclaration()
284 Parser::TPResult Parser::TryParseInitDeclaratorList() {  in TryParseInitDeclaratorList()
287     TPResult TPR = TryParseDeclarator(false/*mayBeAbstract*/);  in TryParseInitDeclaratorList()
288     if (TPR != TPResult::Ambiguous)  in TryParseInitDeclaratorList()
293       return TPResult::True;  in TryParseInitDeclaratorList()
300         return TPResult::Error;  in TryParseInitDeclaratorList()
304       return TPResult::True;  in TryParseInitDeclaratorList()
322       return TPResult::True;  in TryParseInitDeclaratorList()
329   return TPResult::Ambiguous;  in TryParseInitDeclaratorList()
346   TPResult TPR = isCXXDeclarationSpecifier();  in isCXXConditionDeclaration()
347   if (TPR != TPResult::Ambiguous)  in isCXXConditionDeclaration()
348     return TPR != TPResult::False; // Returns true for TPResult::True or  in isCXXConditionDeclaration()
367   if (TPR == TPResult::Error)  in isCXXConditionDeclaration()
368     TPR = TPResult::True;  in isCXXConditionDeclaration()
370   if (TPR == TPResult::Ambiguous) {  in isCXXConditionDeclaration()
375       TPR = TPResult::True;  in isCXXConditionDeclaration()
377       TPR = TPResult::True;  in isCXXConditionDeclaration()
379       TPR = TPResult::False;  in isCXXConditionDeclaration()
384   assert(TPR == TPResult::True || TPR == TPResult::False);  in isCXXConditionDeclaration()
385   return TPR == TPResult::True;  in isCXXConditionDeclaration()
416   TPResult TPR = isCXXDeclarationSpecifier();  in isCXXTypeId()
417   if (TPR != TPResult::Ambiguous)  in isCXXTypeId()
418     return TPR != TPResult::False; // Returns true for TPResult::True or  in isCXXTypeId()
437   if (TPR == TPResult::Error)  in isCXXTypeId()
438     TPR = TPResult::True;  in isCXXTypeId()
440   if (TPR == TPResult::Ambiguous) {  in isCXXTypeId()
444       TPR = TPResult::True;  in isCXXTypeId()
453       TPR = TPResult::True;  in isCXXTypeId()
457       TPR = TPResult::False;  in isCXXTypeId()
462   assert(TPR == TPResult::True || TPR == TPResult::False);  in isCXXTypeId()
463   return TPR == TPResult::True;  in isCXXTypeId()
625 Parser::TPResult Parser::TryParsePtrOperatorSeq() {  in TryParsePtrOperatorSeq()
629         return TPResult::Error;  in TryParsePtrOperatorSeq()
641       return TPResult::True;  in TryParsePtrOperatorSeq()
664 Parser::TPResult Parser::TryParseOperatorId() {  in TryParseOperatorId()
676     return TPResult::True;  in TryParseOperatorId()
683     return TPResult::True;  in TryParseOperatorId()
689       return TPResult::True;  in TryParseOperatorId()
697       return TPResult::True;  in TryParseOperatorId()
717         return TPResult::Error;  in TryParseOperatorId()
719     return TPResult::True;  in TryParseOperatorId()
725     TPResult TPR = isCXXDeclarationSpecifier();  in TryParseOperatorId()
726     if (TPR == TPResult::Error)  in TryParseOperatorId()
728     if (TPR == TPResult::False) {  in TryParseOperatorId()
730         return TPResult::Error;  in TryParseOperatorId()
733     if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseOperatorId()
734       return TPResult::Error;  in TryParseOperatorId()
793 Parser::TPResult Parser::TryParseDeclarator(bool mayBeAbstract,  in TryParseDeclarator()
798   if (TryParsePtrOperatorSeq() == TPResult::Error)  in TryParseDeclarator()
799     return TPResult::Error;  in TryParseDeclarator()
816       if (TryParseOperatorId() == TPResult::Error)  in TryParseDeclarator()
817         return TPResult::Error;  in TryParseDeclarator()
829       TPResult TPR = TryParseFunctionDeclarator();  in TryParseDeclarator()
830       if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
844         return TPResult::True; // attributes indicate declaration  in TryParseDeclarator()
845       TPResult TPR = TryParseDeclarator(mayBeAbstract, mayHaveIdentifier);  in TryParseDeclarator()
846       if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
849         return TPResult::False;  in TryParseDeclarator()
853     return TPResult::False;  in TryParseDeclarator()
857     TPResult TPR(TPResult::Ambiguous);  in TryParseDeclarator()
883     if (TPR != TPResult::Ambiguous)  in TryParseDeclarator()
887   return TPResult::Ambiguous;  in TryParseDeclarator()
890 Parser::TPResult 
950     return TPResult::True;  in isExpressionOrTypeSpecifierSimple()
998     return TPResult::False;  in isExpressionOrTypeSpecifierSimple()
1004   return TPResult::Ambiguous;  in isExpressionOrTypeSpecifierSimple()
1140 Parser::TPResult
1141 Parser::isCXXDeclarationSpecifier(Parser::TPResult BracedCastResult,  in isCXXDeclarationSpecifier()
1148       return TPResult::True;  in isCXXDeclarationSpecifier()
1153       return TPResult::True;  in isCXXDeclarationSpecifier()
1163         return TPResult::Error;  in isCXXDeclarationSpecifier()
1165         return TPResult::False;  in isCXXDeclarationSpecifier()
1169         return GreaterThanIsOperator ? TPResult::True : TPResult::False;  in isCXXDeclarationSpecifier()
1171         return HasMissingTypename ? TPResult::Ambiguous : TPResult::False;  in isCXXDeclarationSpecifier()
1183         return TPResult::Error;  in isCXXDeclarationSpecifier()
1188         return TPResult::False;  in isCXXDeclarationSpecifier()
1199       return TPResult::Error;  in isCXXDeclarationSpecifier()
1206       return TPResult::False;  in isCXXDeclarationSpecifier()
1214       return TPResult::Error;  in isCXXDeclarationSpecifier()
1271     return TPResult::True;  in isCXXDeclarationSpecifier()
1287     return TPResult::True;  in isCXXDeclarationSpecifier()
1291     return TPResult::True;  in isCXXDeclarationSpecifier()
1295     return TPResult::True;  in isCXXDeclarationSpecifier()
1300       return TPResult::False;  in isCXXDeclarationSpecifier()
1310       return TPResult::Error;  in isCXXDeclarationSpecifier()
1324           TPResult TPR = TPResult::False;  in isCXXDeclarationSpecifier()
1331               TPR == TPResult::True || TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1332             return TPResult::Error;  in isCXXDeclarationSpecifier()
1338             return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1345             return TPResult::Error;  in isCXXDeclarationSpecifier()
1347             return TPResult::False;  in isCXXDeclarationSpecifier()
1351             return GreaterThanIsOperator ? TPResult::True : TPResult::False;  in isCXXDeclarationSpecifier()
1353             return HasMissingTypename ? TPResult::Ambiguous  in isCXXDeclarationSpecifier()
1354                                       : TPResult::False;  in isCXXDeclarationSpecifier()
1364       return TPResult::False;  in isCXXDeclarationSpecifier()
1394       TPResult TPR = TryParseProtocolQualifiers();  in isCXXDeclarationSpecifier()
1400       if (TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1401         return TPResult::Error;  in isCXXDeclarationSpecifier()
1404         return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1409       return TPResult::True;  in isCXXDeclarationSpecifier()
1430       return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1442       return TPResult::False;  in isCXXDeclarationSpecifier()
1444     return TPResult::True;  in isCXXDeclarationSpecifier()
1449       return TPResult::True;  in isCXXDeclarationSpecifier()
1453     TPResult TPR = TryParseTypeofSpecifier();  in isCXXDeclarationSpecifier()
1459     if (TPR == TPResult::Error)  in isCXXDeclarationSpecifier()
1460       return TPResult::Error;  in isCXXDeclarationSpecifier()
1463       return TPResult::Ambiguous;  in isCXXDeclarationSpecifier()
1468     return TPResult::True;  in isCXXDeclarationSpecifier()
1473     return TPResult::True;  in isCXXDeclarationSpecifier()
1477     return TPResult::True;  in isCXXDeclarationSpecifier()
1480     return TPResult::False;  in isCXXDeclarationSpecifier()
1538 Parser::TPResult Parser::TryParseTypeofSpecifier() {  in TryParseTypeofSpecifier()
1546     return TPResult::Error;  in TryParseTypeofSpecifier()
1548   return TPResult::Ambiguous;  in TryParseTypeofSpecifier()
1553 Parser::TPResult Parser::TryParseProtocolQualifiers() {  in TryParseProtocolQualifiers()
1558       return TPResult::Error;  in TryParseProtocolQualifiers()
1568       return TPResult::Ambiguous;  in TryParseProtocolQualifiers()
1572   return TPResult::Error;  in TryParseProtocolQualifiers()
1600   TPResult TPR = TryParseParameterDeclarationClause(&InvalidAsDeclaration);  in isCXXFunctionDeclarator()
1601   if (TPR == TPResult::Ambiguous) {  in isCXXFunctionDeclarator()
1603       TPR = TPResult::False;  in isCXXFunctionDeclarator()
1615         TPR = TPResult::True;  in isCXXFunctionDeclarator()
1618         TPR = TPResult::False;  in isCXXFunctionDeclarator()
1624   if (IsAmbiguous && TPR == TPResult::Ambiguous)  in isCXXFunctionDeclarator()
1628   return TPR != TPResult::False;  in isCXXFunctionDeclarator()
1648 Parser::TPResult
1653     return TPResult::Ambiguous;  in TryParseParameterDeclarationClause()
1667         return TPResult::True; // '...)' is a sign of a function declarator.  in TryParseParameterDeclarationClause()
1669         return TPResult::False;  in TryParseParameterDeclarationClause()
1675       return TPResult::True;  in TryParseParameterDeclarationClause()
1683     TPResult TPR = isCXXDeclarationSpecifier(TPResult::False,  in TryParseParameterDeclarationClause()
1686     if (VersusTemplateArgument && TPR == TPResult::True) {  in TryParseParameterDeclarationClause()
1692         if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseParameterDeclarationClause()
1693           return TPResult::Error;  in TryParseParameterDeclarationClause()
1697           return TPResult::True;  in TryParseParameterDeclarationClause()
1699         TPR = isCXXDeclarationSpecifier(TPResult::False,  in TryParseParameterDeclarationClause()
1701         if (TPR == TPResult::Error)  in TryParseParameterDeclarationClause()
1703       } while (TPR != TPResult::False);  in TryParseParameterDeclarationClause()
1704     } else if (TPR == TPResult::Ambiguous) {  in TryParseParameterDeclarationClause()
1706       if (TryConsumeDeclarationSpecifier() == TPResult::Error)  in TryParseParameterDeclarationClause()
1707         return TPResult::Error;  in TryParseParameterDeclarationClause()
1714     if (TPR != TPResult::Ambiguous)  in TryParseParameterDeclarationClause()
1719       return TPResult::True;  in TryParseParameterDeclarationClause()
1732       return (Tok.is(tok::equal) || Tok.is(tok::r_paren)) ? TPResult::True  in TryParseParameterDeclarationClause()
1733                                                           : TPResult::False;  in TryParseParameterDeclarationClause()
1740         return TPResult::Error;  in TryParseParameterDeclarationClause()
1746         return TPResult::True; // '...)' is a sign of a function declarator.  in TryParseParameterDeclarationClause()
1748         return TPResult::False;  in TryParseParameterDeclarationClause()
1755   return TPResult::Ambiguous;  in TryParseParameterDeclarationClause()
1770 Parser::TPResult Parser::TryParseFunctionDeclarator() {  in TryParseFunctionDeclarator()
1774   TPResult TPR = TryParseParameterDeclarationClause();  in TryParseFunctionDeclarator()
1775   if (TPR == TPResult::Ambiguous && Tok.isNot(tok::r_paren))  in TryParseFunctionDeclarator()
1776     TPR = TPResult::False;  in TryParseFunctionDeclarator()
1778   if (TPR == TPResult::False || TPR == TPResult::Error)  in TryParseFunctionDeclarator()
1783     return TPResult::Error;  in TryParseFunctionDeclarator()
1799       return TPResult::Error;  in TryParseFunctionDeclarator()
1804       return TPResult::Error;  in TryParseFunctionDeclarator()
1813         return TPResult::Error;  in TryParseFunctionDeclarator()
1817   return TPResult::Ambiguous;  in TryParseFunctionDeclarator()
1822 Parser::TPResult Parser::TryParseBracketDeclarator() {  in TryParseBracketDeclarator()
1825     return TPResult::Error;  in TryParseBracketDeclarator()
1827   return TPResult::Ambiguous;  in TryParseBracketDeclarator()