185   MemoryBufferRef mbref = mb->getMemBufferRef();  in readFile()  local
189   const char *buf = mbref.getBufferStart();  in readFile()
191   if (mbref.getBufferSize() < sizeof(uint32_t) ||  in readFile()
194       tar->append(relativeToRoot(path), mbref.getBuffer());  in readFile()
195     return mbref;  in readFile()
205         buf + mbref.getBufferSize()) {  in readFile()
216     if (offset + size > mbref.getBufferSize())  in readFile()
219       tar->append(relativeToRoot(path), mbref.getBuffer());  in readFile()
844   Optional<MemoryBufferRef> mbref = readFile(path);  in loadDylib()  local
845   if (!mbref) {  in loadDylib()
849   return loadDylib(*mbref, umbrella);  in loadDylib()
1312   MemoryBufferRef mbref(  in BitcodeFile()  local
1318   obj = check(lto::InputFile::create(mbref));  in BitcodeFile()