import cpp

from SwitchStmt ss, Element e, string reason
where (e = ss.getExpr() and reason = "getExpr")
   or (e = ss.getStmt() and reason = "getStmt")
   or (e = ss.getASwitchCase() and reason = "getASwitchCase")
   or (e = ss.getDefaultCase() and reason = "getDefaultCase")
select ss, e.getLocation().getStartLine(), e, reason