272         bool IsSystem  in lookupModule()  local
274         Module = loadFrameworkModule(ModuleName, *FrameworkDir, IsSystem);  in lookupModule()
286     bool IsSystem = SearchDirs[Idx].isSystemHeaderDirectory();  in lookupModule()  local
288     if (loadModuleMapFile(SearchDirs[Idx].getDir(), IsSystem,  in lookupModule()
302     if (loadModuleMapFile(NestedModuleMapDirName, IsSystem,  in lookupModule()
634     bool IsSystem = getDirCharacteristic() != SrcMgr::C_User;  in DoFrameworkLookup()  local
638               SuggestedModule, IsSystem))  in DoFrameworkLookup()
643                                         IsSystem))  in DoFrameworkLookup()
1366                                 bool IsSystem) {  in hasModuleMap()  argument
1385     switch (loadModuleMapFile(*Dir, IsSystem,  in hasModuleMap()
1517 bool HeaderSearch::loadModuleMapFile(const FileEntry *File, bool IsSystem,  in loadModuleMapFile()  argument
1554   switch (loadModuleMapFileImpl(File, IsSystem, Dir, ID, Offset)) {  in loadModuleMapFile()
1566 HeaderSearch::loadModuleMapFileImpl(const FileEntry *File, bool IsSystem,  in loadModuleMapFileImpl()  argument
1577   if (ModMap.parseModuleMapFile(File, IsSystem, Dir, ID, Offset)) {  in loadModuleMapFileImpl()
1584     if (ModMap.parseModuleMapFile(PMMFile, IsSystem, Dir)) {  in loadModuleMapFileImpl()
1627                                           bool IsSystem) {  in loadFrameworkModule()  argument
1632   switch (loadModuleMapFile(Dir, IsSystem, /*IsFramework*/true)) {  in loadFrameworkModule()
1636       ModMap.inferFrameworkModule(Dir, IsSystem, /*Parent=*/nullptr);  in loadFrameworkModule()
1651 HeaderSearch::loadModuleMapFile(StringRef DirName, bool IsSystem,  in loadModuleMapFile()  argument
1654     return loadModuleMapFile(*Dir, IsSystem, IsFramework);  in loadModuleMapFile()
1660 HeaderSearch::loadModuleMapFile(const DirectoryEntry *Dir, bool IsSystem,  in loadModuleMapFile()  argument
1668         loadModuleMapFileImpl(ModuleMapFile, IsSystem, Dir);  in loadModuleMapFile()
1687       bool IsSystem = SearchDirs[Idx].isSystemHeaderDirectory();  in collectAllModules()  local
1709                               IsSystem);  in collectAllModules()
1719       loadModuleMapFile(SearchDirs[Idx].getDir(), IsSystem,  in collectAllModules()
1779     const FileEntry *File, llvm::StringRef MainFile, bool *IsSystem) {  in suggestPathToFileForDiagnostics()  argument
1784                                          MainFile, IsSystem);  in suggestPathToFileForDiagnostics()
1789     bool *IsSystem) {  in suggestPathToFileForDiagnostics()  argument
1842     if (CheckDir(Dir) && IsSystem)  in suggestPathToFileForDiagnostics()
1843       *IsSystem = BestPrefixLength ? I >= SystemDirIdx : false;  in suggestPathToFileForDiagnostics()
1848   if (!BestPrefixLength && CheckDir(path::parent_path(MainFile)) && IsSystem)  in suggestPathToFileForDiagnostics()
1849     *IsSystem = false;  in suggestPathToFileForDiagnostics()