152 struct SpellingRegion {  struct
165   SpellingRegion(SourceManager &SM, SourceLocation LocStart,  in SpellingRegion()  argument
173   SpellingRegion(SourceManager &SM, SourceMappingRegion &R)  in SpellingRegion()  function
174       : SpellingRegion(SM, R.getBeginLoc(), R.getEndLoc()) {}  in SpellingRegion()
329   Optional<SpellingRegion> adjustSkippedRange(SourceManager &SM,  in adjustSkippedRange()
334     SpellingRegion SR{SM, LocStart, LocEnd};  in adjustSkippedRange()
376       Optional<SpellingRegion> SR =  in gatherSkippedRegions()
421       SpellingRegion SR{SM, LocStart, LocEnd};  in emitSourceRegions()
456       SpellingRegion SR{SM, ParentLoc, LocEnd};  in emitExpansionRegions()
606     if (!SpellingRegion(SM, DR.getBeginLoc(), DeferredEndLoc).isInSourceOrder())  in completeDeferred()
706         assert(SpellingRegion(SM, Region).isInSourceOrder());  in popRegions()
848           assert(SpellingRegion(SM, SourceRegions.back()).isInSourceOrder());  in handleFileExit()
906     assert(SpellingRegion(SM, StartLoc, EndLoc).isInSourceOrder());  in fillGapAreaWithCount()