689       if (!SS || !SS->isSet()) {  in DiagnoseUnknownTypeName()
718                       tmpSS.isSet() ? &tmpSS : SS, false, false, nullptr,  in DiagnoseUnknownTypeName()
743   if (!SS || (!SS->isSet() && !SS->isInvalid()))  in DiagnoseUnknownTypeName()
862   if (getLangOpts().CPlusPlus && SS.isSet() &&  in ClassifyName()
5736   else if (D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
5799   if (!D.getCXXScopeSpec().isSet()) {  in HandleDeclarator()
6124   if (D.getCXXScopeSpec().isSet()) {  in ActOnTypedefDeclarator()
6306   if (!SS.isSet()) return;  in SetNestedNameSpecifier()
7410           D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
7418     } else if (D.getCXXScopeSpec().isSet()) {  in ActOnVariableDeclarator()
7442               (D.getCXXScopeSpec().isSet() && DC && DC->isRecord() &&  in ActOnVariableDeclarator()
9700                               : (D.getCXXScopeSpec().isSet() &&  in ActOnFunctionDeclarator()
9717       if (D.getCXXScopeSpec().isSet()) {  in ActOnFunctionDeclarator()
13622   if (D.getCXXScopeSpec().isSet()) {  in CheckFunctionOrTemplateParamDeclarator()
16265     if (SS.isSet()) {  in ActOnTag()