575   FrontendInputFile Input(RealInput);  in BeginSourceFile()  local
577   assert(!Input.isEmpty() && "Unexpected empty filename!");  in BeginSourceFile()
578   setCurrentInput(Input);  in BeginSourceFile()
582   bool ReplayASTFile = Input.getKind().getFormat() == InputKind::Precompiled &&  in BeginSourceFile()
612     StringRef InputFile = Input.getFile();  in BeginSourceFile()
658       Input = FrontendInputFile(ASTModule->PresumedModuleMapFile, Kind);  in BeginSourceFile()
663         Input = FrontendInputFile(File->getName(), Kind);  in BeginSourceFile()
665         Input = FrontendInputFile(OldSM.getBufferOrFake(ID), Kind);  in BeginSourceFile()
667     setCurrentInput(Input, std::move(AST));  in BeginSourceFile()
672   if (Input.getKind().getFormat() == InputKind::Precompiled) {  in BeginSourceFile()
680     StringRef InputFile = Input.getFile();  in BeginSourceFile()
704     setCurrentInput(Input, std::move(AST));  in BeginSourceFile()
746   if (Input.getKind().getLanguage() == Language::LLVM_IR) {  in BeginSourceFile()
815   if (CI.getLangOpts().CPlusPlusModules && Input.getKind().isHeaderUnit() &&  in BeginSourceFile()
816       !Input.getKind().isPreprocessed()) {  in BeginSourceFile()
817     StringRef FileName = Input.getFile();  in BeginSourceFile()
818     InputKind Kind = Input.getKind();  in BeginSourceFile()
831                         /*Angled*/ Input.getKind().getHeaderUnitKind() ==  in BeginSourceFile()
843       Kind = Input.getKind().withHeaderUnit(InputKind::HeaderUnit_Abs);  in BeginSourceFile()
844       Input = FrontendInputFile(FileName, Kind, Input.isSystem());  in BeginSourceFile()
853   if (!CI.InitializeSourceManager(Input))  in BeginSourceFile()
856   if (CI.getLangOpts().CPlusPlusModules && Input.getKind().isHeaderUnit() &&  in BeginSourceFile()
857       Input.getKind().isPreprocessed() && !usesPreprocessorOnly()) {  in BeginSourceFile()
873   if (Input.getKind().getFormat() == InputKind::ModuleMap) {  in BeginSourceFile()
878     if (loadModuleMapForModuleBuild(CI, Input.isSystem(),  in BeginSourceFile()
879                                     Input.isPreprocessed(),  in BeginSourceFile()
883     auto *CurrentModule = prepareToBuildModule(CI, Input.getFile());  in BeginSourceFile()
940     if (Input.isPreprocessed())  in BeginSourceFile()