684       if (!SS || !SS->isSet()) {  in DiagnoseUnknownTypeName()
713                       tmpSS.isSet() ? &tmpSS : SS, false, false, nullptr,  in DiagnoseUnknownTypeName()
738   if (!SS || (!SS->isSet() && !SS->isInvalid()))  in DiagnoseUnknownTypeName()
855   } else if (getLangOpts().CPlusPlus && SS.isSet() &&  in ClassifyName()
879   if (!SS.isSet() && CurMethod && !isResultTypeOrTemplate(Result, NextToken)) {  in ClassifyName()
893     if (!SS.isSet() && NextToken.is(tok::l_paren)) {  in ClassifyName()
1069         if (SS.isSet() && !SS.isInvalid())  in ClassifyName()
5339   else if (D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
5402   if (!D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
5688   if (D.getCXXScopeSpec().isSet()) {  in ActOnTypedefDeclarator()
5868   if (!SS.isSet()) return;  in SetNestedNameSpecifier()
6822           D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
6830     } else if (D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
6854               (D.getCXXScopeSpec().isSet() && DC && DC->isRecord() &&  in ActOnVariableDeclarator()
9001                               : (D.getCXXScopeSpec().isSet() &&  in ActOnFunctionDeclarator()
9018       if (D.getCXXScopeSpec().isSet()) {  in ActOnFunctionDeclarator()
12392     if (D.getCXXScopeSpec().isSet()) {  in ActOnParamDeclarator()
14809     if (SS.isSet()) {  in ActOnTag()