404 Expected<FileContents> irsymtab::readBitcode(const BitcodeFileContents &BFC) {  in readBitcode()  argument
405   if (BFC.Mods.empty())  in readBitcode()
410     if (BFC.StrtabForSymtab.empty() ||  in readBitcode()
411         BFC.Symtab.size() < sizeof(storage::Header))  in readBitcode()
412       return upgrade(BFC.Mods);  in readBitcode()
418     auto *Hdr = reinterpret_cast<const storage::Header *>(BFC.Symtab.data());  in readBitcode()
420     StringRef Producer = Hdr->Producer.get(BFC.StrtabForSymtab);  in readBitcode()
423       return upgrade(BFC.Mods);  in readBitcode()
427   FC.TheReader = {{BFC.Symtab.data(), BFC.Symtab.size()},  in readBitcode()
428                   {BFC.StrtabForSymtab.data(), BFC.StrtabForSymtab.size()}};  in readBitcode()
434   if (FC.TheReader.getNumModules() != BFC.Mods.size())  in readBitcode()
435     return upgrade(std::move(BFC.Mods));  in readBitcode()