158                                   llvm::vfs::FileSystem *VFS,  in getBufferForFileHandlingRemapping()  argument
167   auto FileStatus = VFS->status(FilePath);  in getBufferForFileHandlingRemapping()
174       auto MPathStatus = VFS->status(MPath);  in getBufferForFileHandlingRemapping()
179           BufferOwner = valueOrNull(VFS->getBufferForFile(RF.second, -1, true, isVolatile));  in getBufferForFileHandlingRemapping()
190       auto MPathStatus = VFS->status(MPath);  in getBufferForFileHandlingRemapping()
204     BufferOwner = valueOrNull(VFS->getBufferForFile(FilePath, -1, true, isVolatile));  in getBufferForFileHandlingRemapping()
755   IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =  in LoadFromASTFile()  local
757   AST->FileMgr = new FileManager(FileSystemOpts, VFS);  in LoadFromASTFile()
1078                     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in Parse()  argument
1086     IntrusiveRefCntPtr<llvm::vfs::FileSystem> OldVFS = VFS;  in Parse()
1087     Preamble->AddImplicitPreamble(*CCInvocation, VFS, OverrideMainBuffer.get());  in Parse()
1088     if (OldVFS != VFS && FileMgr) {  in Parse()
1091       FileMgr = new FileManager(FileMgr->getFileSystemOpts(), VFS);  in Parse()
1098   if (FileMgr && VFS) {  in Parse()
1099     assert(VFS == FileMgr->getVirtualFileSystem() &&  in Parse()
1101   } else if (VFS) {  in Parse()
1102     Clang->setVirtualFileSystem(VFS);  in Parse()
1283     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS, bool AllowRebuild,  in getMainBufferWithPrecompiledPreamble()  argument
1288       getBufferForFileHandlingRemapping(PreambleInvocationIn, VFS.get(),  in getMainBufferWithPrecompiledPreamble()
1301                            VFS.get())) {  in getMainBufferWithPrecompiledPreamble()
1355         PreambleInvocationIn, MainFileBuffer.get(), Bounds, *Diagnostics, VFS,  in getMainBufferWithPrecompiledPreamble()
1472   IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =  in create()  local
1477   AST->FileMgr = new FileManager(AST->FileSystemOpts, VFS);  in create()
1634     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in LoadFromCompilerInvocation()  argument
1638   assert(VFS && "VFS is null");  in LoadFromCompilerInvocation()
1650         getMainBufferWithPrecompiledPreamble(PCHContainerOps, *Invocation, VFS);  in LoadFromCompilerInvocation()
1662   return Parse(std::move(PCHContainerOps), std::move(OverrideMainBuffer), VFS);  in LoadFromCompilerInvocation()
1713     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in LoadFromCommandLine()  argument
1725         llvm::makeArrayRef(ArgBegin, ArgEnd), Diags, VFS);  in LoadFromCommandLine()
1757   if (!VFS)  in LoadFromCommandLine()
1758     VFS = llvm::vfs::getRealFileSystem();  in LoadFromCommandLine()
1759   VFS = createVFSFromCompilerInvocation(*CI, *Diags, VFS);  in LoadFromCommandLine()
1760   AST->FileMgr = new FileManager(AST->FileSystemOpts, VFS);  in LoadFromCommandLine()
1783                                       VFS)) {  in LoadFromCommandLine()
1798                       IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS) {  in Reparse()  argument
1802   if (!VFS) {  in Reparse()
1804     VFS = FileMgr->getVirtualFileSystem();  in Reparse()
1828         getMainBufferWithPrecompiledPreamble(PCHContainerOps, *Invocation, VFS);  in Reparse()
1839       Parse(std::move(PCHContainerOps), std::move(OverrideMainBuffer), VFS);  in Reparse()
2218     auto VFS = FileMgr.getVirtualFileSystem();  in CodeComplete()  local
2219     auto CompleteFileStatus = VFS->status(CompleteFilePath);  in CodeComplete()
2224       auto MainStatus = VFS->status(MainPath);  in CodeComplete()
2229               PCHContainerOps, Inv, VFS, false, Line - 1);  in CodeComplete()
2240     auto VFS = FileMgr.getVirtualFileSystem();  in CodeComplete()  local
2241     Preamble->AddImplicitPreamble(Clang->getInvocation(), VFS,  in CodeComplete()