38   DIExpression::expr_op_iterator Start, End;  variable
43       assert(Start == End);  in DIExpressionCursor()
47     End = Expr->expr_op_end();  in DIExpressionCursor()
51       : Start(Expr.begin()), End(Expr.end()) {}  in DIExpressionCursor()
57     if (Start == End)  in take()
67     if (Start == End)  in peek()
74     if (Start == End)  in peekNext()
78     if (Next == End)  in peekNext()
85   operator bool() const { return Start != End; }
88   DIExpression::expr_op_iterator end() const { return End; }  in end()
92     return DIExpression::getFragmentInfo(Start, End);  in getFragmentInfo()