1994   std::pair<FileID, unsigned> LOffs = getDecomposedLoc(LHS);  in isBeforeInTranslationUnit()  local
2000   if (LOffs.first.isInvalid() || ROffs.first.isInvalid())  in isBeforeInTranslationUnit()
2001     return LOffs.first.isInvalid() && !ROffs.first.isInvalid();  in isBeforeInTranslationUnit()
2003   std::pair<bool, bool> InSameTU = isInTheSameTranslationUnit(LOffs, ROffs);  in isBeforeInTranslationUnit()
2010   StringRef LB = getBuffer(LOffs.first)->getBufferIdentifier();  in isBeforeInTranslationUnit()
2020     return LOffs.first < ROffs.first;  in isBeforeInTranslationUnit()
2028     assert(LOffs.first == ROffs.first);  in isBeforeInTranslationUnit()
2037     return LOffs.second < ROffs.second;  in isBeforeInTranslationUnit()
2043     std::pair<FileID, unsigned> &LOffs,  in isInTheSameTranslationUnit()  argument
2046   if (LOffs.first == ROffs.first)  in isInTheSameTranslationUnit()
2047     return std::make_pair(true, LOffs.second < ROffs.second);  in isInTheSameTranslationUnit()
2052     getInBeforeInTUCache(LOffs.first, ROffs.first);  in isInTheSameTranslationUnit()
2056   if (IsBeforeInTUCache.isCacheValid(LOffs.first, ROffs.first))  in isInTheSameTranslationUnit()
2058         true, IsBeforeInTUCache.getCachedResult(LOffs.second, ROffs.second));  in isInTheSameTranslationUnit()
2061   IsBeforeInTUCache.setQueryFIDs(LOffs.first, ROffs.first,  in isInTheSameTranslationUnit()
2062                           /*isLFIDBeforeRFID=*/LOffs.first.ID < ROffs.first.ID);  in isInTheSameTranslationUnit()
2072     LChain.insert(LOffs);  in isInTheSameTranslationUnit()
2075   } while (LOffs.first != ROffs.first && !MoveUpIncludeHierarchy(LOffs, *this));  in isInTheSameTranslationUnit()
2082     LOffs = *I;  in isInTheSameTranslationUnit()
2086   if (LOffs.first == ROffs.first) {  in isInTheSameTranslationUnit()
2087     IsBeforeInTUCache.setCommonLoc(LOffs.first, LOffs.second, ROffs.second);  in isInTheSameTranslationUnit()
2089         true, IsBeforeInTUCache.getCachedResult(LOffs.second, ROffs.second));  in isInTheSameTranslationUnit()