lib/Basic/FileManager.cpp

216     FileEntry *FE;
217     if (LLVM_LIKELY(FE = Value.dyn_cast<FileEntry *>()))
218       return FileEntryRef(SeenFileInsertResult.first->first(), *FE);
345     FileEntry *FE;
346     if (LLVM_LIKELY(FE = Value.dyn_cast<FileEntry *>()))
347       return FE;
537            FE = SeenFileEntries.begin(),
539        FE != FEEnd; ++FE)
540     if (llvm::ErrorOr<SeenFileEntryOrRedirect> Entry = FE->getValue()) {
541       if (const auto *FE = (*Entry).dyn_cast<FileEntry *>())
542         UIDToFiles[FE->getUID()] = FE;