206   MemoryBufferRef mbref = mb->getMemBufferRef();  in readFile()  local
210   const char *buf = mbref.getBufferStart();  in readFile()
212   if (mbref.getBufferSize() < sizeof(uint32_t) ||  in readFile()
215       tar->append(relativeToRoot(path), mbref.getBuffer());  in readFile()
216     return cachedReads[key] = mbref;  in readFile()
228         buf + mbref.getBufferSize()) {  in readFile()
239     if (offset + size > mbref.getBufferSize())  in readFile()
242       tar->append(relativeToRoot(path), mbref.getBuffer());  in readFile()
1628   Optional<MemoryBufferRef> mbref = readFile(path);  in loadDylib()  local
1629   if (!mbref) {  in loadDylib()
1633   return loadDylib(*mbref, umbrella);  in loadDylib()
2272   MemoryBufferRef mbref(mb.getBuffer(),  in BitcodeFile()  local
2279   obj = check(lto::InputFile::create(mbref));  in BitcodeFile()