767     size_t PrefixLoc = Buffer.find(Prefix);  in FindFirstCandidateMatch()  local
769     if (PrefixLoc == StringRef::npos)  in FindFirstCandidateMatch()
777     if (PrefixLoc < SearchLoc)  in FindFirstCandidateMatch()
778       SearchLoc = SkipWord(Buffer, PrefixLoc);  in FindFirstCandidateMatch()
781     if (PrefixLoc > FirstLoc)  in FindFirstCandidateMatch()
785     if (PrefixLoc == FirstLoc && Prefix.size() < FirstPrefix.size())  in FindFirstCandidateMatch()
788     StringRef Rest = Buffer.drop_front(PrefixLoc);  in FindFirstCandidateMatch()
792     if (PrefixLoc != 0 && IsPartOfWord(Buffer[PrefixLoc - 1]))  in FindFirstCandidateMatch()
797     FirstLoc = PrefixLoc;  in FindFirstCandidateMatch()
887     size_t PrefixLoc;  in ReadCheckFile()  local
893                                                    PrefixLoc);  in ReadCheckFile()
897     Buffer = Buffer.drop_front(PrefixLoc);  in ReadCheckFile()
900     const char *UsedPrefixStart = Buffer.data() + (PrefixLoc == 0 ? 0 : 1);  in ReadCheckFile()