== foo ==
fun foo() {
    "before"
    do {
        var a = 2
    } while (a > 0)
    "after"
}
---------------------
"before"                                              <v0>: *                      NEW: r("before") -> <v0>                      
2                                                     <v1>: Int                    NEW: r(2) -> <v1>                             
a                                                     <v2>: {<: Comparable<Int>}   NEW: r(a) -> <v2>                             
0                                                     <v3>: Int                    NEW: r(0) -> <v3>                             
a > 0                                                 <v4>: Boolean                NEW: call(a > 0, compareTo|<v2>, <v3>) -> <v4>
"after"                                               <v5>: *                      NEW: r("after") -> <v5>                       
{ "before" do { var a = 2 } while (a > 0) "after" }   <v5>: *                      COPY                                          
=====================