== foo ==
fun foo(flag: Boolean): Int {
    when (flag) {
        true -> return 1
        false -> return 0
    }
}
---------------------
                                                         <v0>: Boolean   NEW: magic[FAKE_INITIALIZER](flag: Boolean) -> <v0>
                                                         <v8>: *         NEW: magic[EXHAUSTIVE_WHEN_ELSE](when (flag) { true -> return 1 false -> return 0 }) -> <v8>
flag                                                     <v1>: *         NEW: r(flag) -> <v1>
true                                                     <v2>: *         NEW: r(true) -> <v2>
true                                                     <v3>: *         NEW: magic[EQUALS_IN_WHEN_CONDITION](true|<v1>, <v2>) -> <v3>
1                                                        <v4>: Int       NEW: r(1) -> <v4>
return 1                                                 !<v9>: *
false                                                    <v5>: *         NEW: r(false) -> <v5>
false                                                    <v6>: *         NEW: magic[EQUALS_IN_WHEN_CONDITION](false|<v1>, <v5>) -> <v6>
0                                                        <v7>: Int       NEW: r(0) -> <v7>
return 0                                                 !<v10>: *
when (flag) { true -> return 1 false -> return 0 }       <v11>: *        NEW: merge(when (flag) { true -> return 1 false -> return 0 }|!<v9>, !<v10>) -> <v11>
{ when (flag) { true -> return 1 false -> return 0 } }   <v11>: *        COPY
=====================