56                                IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in createVFSOverlayForPreamblePCH()  argument
63       new llvm::vfs::OverlayFileSystem(VFS));  in createVFSOverlayForPreamblePCH()
416     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS,  in Build()  argument
419   assert(VFS && "VFS is null");  in Build()
483   VFS =  in Build()
484       createVFSFromCompilerInvocation(Clang->getInvocation(), Diagnostics, VFS);  in Build()
487   Clang->setFileManager(new FileManager(Clang->getFileSystemOpts(), VFS));  in Build()
604                                    llvm::vfs::FileSystem &VFS) const {  in CanReuse()
633     if (!moveOnNoError(VFS.status(R.second), Status)) {  in CanReuse()
640     if (!VFS.makeAbsolute(MappedPath))  in CanReuse()
653     if (moveOnNoError(VFS.status(RB.first), Status))  in CanReuse()
659     if (!VFS.makeAbsolute(MappedPath))  in CanReuse()
675     if (!moveOnNoError(VFS.status(F.first()), Status)) {  in CanReuse()
704     if (auto Status = VFS.status(F.getKey())) {  in CanReuse()
713     CompilerInvocation &CI, IntrusiveRefCntPtr<llvm::vfs::FileSystem> &VFS,  in AddImplicitPreamble()  argument
716   configurePreamble(Bounds, CI, VFS, MainFileBuffer);  in AddImplicitPreamble()
720     CompilerInvocation &CI, IntrusiveRefCntPtr<llvm::vfs::FileSystem> &VFS,  in OverridePreamble()  argument
723   configurePreamble(Bounds, CI, VFS, MainFileBuffer);  in OverridePreamble()
764     IntrusiveRefCntPtr<llvm::vfs::FileSystem> &VFS,  in configurePreamble()  argument
766   assert(VFS);  in configurePreamble()
785   setupPreambleStorage(*Storage, PreprocessorOpts, VFS);  in configurePreamble()
790     IntrusiveRefCntPtr<llvm::vfs::FileSystem> &VFS) {  in setupPreambleStorage()  argument
798     if (VFS == RealFS || VFS->exists(PCHPath))  in setupPreambleStorage()
810     VFS = createVFSOverlayForPreamblePCH(PCHPath, std::move(*Buf), VFS);  in setupPreambleStorage()
820     VFS = createVFSOverlayForPreamblePCH(PCHPath, std::move(Buf), VFS);  in setupPreambleStorage()