218 struct SpellingRegion {  struct
231   SpellingRegion(SourceManager &SM, SourceLocation LocStart,  in SpellingRegion()  function
239   SpellingRegion(SourceManager &SM, SourceMappingRegion &R)  in SpellingRegion()  function
240       : SpellingRegion(SM, R.getBeginLoc(), R.getEndLoc()) {}  in SpellingRegion()
443   std::optional<SpellingRegion> adjustSkippedRange(SourceManager &SM,  in adjustSkippedRange()
448     SpellingRegion SR{SM, LocStart, LocEnd};  in adjustSkippedRange()
490       std::optional<SpellingRegion> SR;  in gatherSkippedRegions()
551       SpellingRegion SR{SM, LocStart, LocEnd};  in emitSourceRegions()
599       SpellingRegion SR{SM, ParentLoc, LocEnd};  in emitExpansionRegions()
1068         assert(SpellingRegion(SM, Region).isInSourceOrder());  in popRegions()
1256           assert(SpellingRegion(SM, SourceRegions.back()).isInSourceOrder());  in handleFileExit()
1334         !SpellingRegion(SM, AfterLoc, BeforeLoc).isInSourceOrder())  in findGapAreaBetween()
1344     assert(SpellingRegion(SM, StartLoc, EndLoc).isInSourceOrder());  in fillGapAreaWithCount()
1391         !SpellingRegion(SM, StartingLoc, BeforeLoc).isInSourceOrder())  in findAreaStartingFromTo()
1407     assert(SpellingRegion(SM, NewStartLoc, EndLoc).isInSourceOrder());  in markSkipped()