927   unsigned StartColNo = 0;  in highlightRange()  local
929     StartColNo = SM.getExpansionColumnNumber(Begin);  in highlightRange()
930     if (StartColNo) --StartColNo;  // Zero base the col #.  in highlightRange()
949   assert(StartColNo <= EndColNo && "Invalid range!");  in highlightRange()
954     while (StartColNo < map.getSourceLine().size() &&  in highlightRange()
955            (map.getSourceLine()[StartColNo] == ' ' ||  in highlightRange()
956             map.getSourceLine()[StartColNo] == '\t'))  in highlightRange()
957       StartColNo = map.startOfNextColumn(StartColNo);  in highlightRange()
970     assert(StartColNo <= EndColNo && "Trying to highlight whitespace??");  in highlightRange()
973   assert(StartColNo <= map.getSourceLine().size() && "Invalid range!");  in highlightRange()
977   StartColNo = map.byteToContainingColumn(StartColNo);  in highlightRange()
980   assert(StartColNo <= EndColNo && "Invalid range!");  in highlightRange()
983   std::fill(CaretLine.begin()+StartColNo,CaretLine.begin()+EndColNo,'~');  in highlightRange()