318         bool IsSystem = Dir.getDirCharacteristic() != SrcMgr::C_User;  in lookupModule()  local
331     bool IsSystem = Dir.isSystemHeaderDirectory();  in lookupModule()  local
710     bool IsSystem = getDirCharacteristic() != SrcMgr::C_User;  in DoFrameworkLookup()  local
1512                                 bool IsSystem) {  in hasModuleMap()
1666 bool HeaderSearch::loadModuleMapFile(const FileEntry *File, bool IsSystem,  in loadModuleMapFile()
1716 HeaderSearch::loadModuleMapFileImpl(const FileEntry *File, bool IsSystem,  in loadModuleMapFileImpl()
1776                                           bool IsSystem) {  in loadFrameworkModule()
1800 HeaderSearch::loadModuleMapFile(StringRef DirName, bool IsSystem,  in loadModuleMapFile()
1809 HeaderSearch::loadModuleMapFile(DirectoryEntryRef Dir, bool IsSystem,  in loadModuleMapFile()
1836       bool IsSystem = DL.isSystemHeaderDirectory();  in collectAllModules()  local
1920     const FileEntry *File, llvm::StringRef MainFile, bool *IsSystem) {  in suggestPathToFileForDiagnostics()
1930     bool *IsSystem) {  in suggestPathToFileForDiagnostics()