714       if (!SS || !SS->isSet()) {  in DiagnoseUnknownTypeName()
743                       tmpSS.isSet() ? &tmpSS : SS, false, false, nullptr,  in DiagnoseUnknownTypeName()
768   if (!SS || (!SS->isSet() && !SS->isInvalid()))  in DiagnoseUnknownTypeName()
872   if (getLangOpts().CPlusPlus && SS.isSet() &&  in ClassifyName()
6173   else if (D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
6236   if (!D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
6561   if (D.getCXXScopeSpec().isSet()) {  in ActOnTypedefDeclarator()
6743   if (!SS.isSet()) return;  in SetNestedNameSpecifier()
7850           D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
7858     } else if (D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
7882               (D.getCXXScopeSpec().isSet() && DC && DC->isRecord() &&  in ActOnVariableDeclarator()
10201                               : (D.getCXXScopeSpec().isSet() &&  in ActOnFunctionDeclarator()
10218       if (D.getCXXScopeSpec().isSet()) {  in ActOnFunctionDeclarator()
14176   if (D.getCXXScopeSpec().isSet()) {  in CheckFunctionOrTemplateParamDeclarator()
16953     if (SS.isSet()) {  in ActOnTag()