160                                   llvm::vfs::FileSystem *VFS,  in getBufferForFileHandlingRemapping()  argument
169   auto FileStatus = VFS->status(FilePath);  in getBufferForFileHandlingRemapping()
176       auto MPathStatus = VFS->status(MPath);  in getBufferForFileHandlingRemapping()
181           BufferOwner = valueOrNull(VFS->getBufferForFile(RF.second, -1, true, isVolatile));  in getBufferForFileHandlingRemapping()
192       auto MPathStatus = VFS->status(MPath);  in getBufferForFileHandlingRemapping()
206     BufferOwner = valueOrNull(VFS->getBufferForFile(FilePath, -1, true, isVolatile));  in getBufferForFileHandlingRemapping()
778   IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =  in LoadFromASTFile()  local
780   AST->FileMgr = new FileManager(FileSystemOpts, VFS);  in LoadFromASTFile()
1100                     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in Parse()  argument
1104   if (VFS && FileMgr)  in Parse()
1105     assert(VFS == &FileMgr->getVirtualFileSystem() &&  in Parse()
1112     Preamble->AddImplicitPreamble(*CCInvocation, VFS, OverrideMainBuffer.get());  in Parse()
1136   if (VFS && FileMgr && &FileMgr->getVirtualFileSystem() == VFS)  in Parse()
1139     FileMgr = Clang->createFileManager(std::move(VFS));  in Parse()
1297     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS, bool AllowRebuild,  in getMainBufferWithPrecompiledPreamble()  argument
1302       getBufferForFileHandlingRemapping(PreambleInvocationIn, VFS.get(),  in getMainBufferWithPrecompiledPreamble()
1314                            *VFS)) {  in getMainBufferWithPrecompiledPreamble()
1370         PreambleInvocationIn, MainFileBuffer.get(), Bounds, *Diagnostics, VFS,  in getMainBufferWithPrecompiledPreamble()
1489   IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =  in create()  local
1494   AST->FileMgr = new FileManager(AST->FileSystemOpts, VFS);  in create()
1643     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in LoadFromCompilerInvocation()  argument
1647   assert(VFS && "VFS is null");  in LoadFromCompilerInvocation()
1659         getMainBufferWithPrecompiledPreamble(PCHContainerOps, *Invocation, VFS);  in LoadFromCompilerInvocation()
1671   return Parse(std::move(PCHContainerOps), std::move(OverrideMainBuffer), VFS);  in LoadFromCompilerInvocation()
1723     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in LoadFromCommandLine()  argument
1735         llvm::makeArrayRef(ArgBegin, ArgEnd), Diags, VFS);  in LoadFromCommandLine()
1769   if (!VFS)  in LoadFromCommandLine()
1770     VFS = llvm::vfs::getRealFileSystem();  in LoadFromCommandLine()
1771   VFS = createVFSFromCompilerInvocation(*CI, *Diags, VFS);  in LoadFromCommandLine()
1772   AST->FileMgr = new FileManager(AST->FileSystemOpts, VFS);  in LoadFromCommandLine()
1795                                       VFS)) {  in LoadFromCommandLine()
1810                       IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in Reparse()  argument
1814   if (!VFS) {  in Reparse()
1816     VFS = &FileMgr->getVirtualFileSystem();  in Reparse()
1840         getMainBufferWithPrecompiledPreamble(PCHContainerOps, *Invocation, VFS);  in Reparse()
1851       Parse(std::move(PCHContainerOps), std::move(OverrideMainBuffer), VFS);  in Reparse()
2246     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =  in CodeComplete()  local
2248     Preamble->AddImplicitPreamble(Clang->getInvocation(), VFS,  in CodeComplete()