== foo ==
fun foo(numbers: Collection<Int>) {
    for (i in numbers) {
        val b: Boolean
        if (1 < 2) {
            b = false
        }
        else {
            b = true
        }
        use(b)
        continue
    }
}
---------------------
L0:
  1 <START>                                                                                                       INIT: in: {} out: {}
    v(numbers: Collection<Int>)                                                                                   INIT: in: {} out: {numbers=D}
    magic[FAKE_INITIALIZER](numbers: Collection<Int>) -> <v0>                                                     INIT: in: {numbers=D} out: {numbers=D}
    w(numbers|<v0>)                                                                                               INIT: in: {numbers=D} out: {numbers=ID}
  2 mark({ for (i in numbers) { val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue } })    INIT: in: {numbers=ID} out: {numbers=ID}                            USE: in: {numbers=READ} out: {numbers=READ}
  3 r(numbers) -> <v1>                                                                                                                                                                USE: in: {} out: {numbers=READ}
    v(i)                                                                                                          INIT: in: {numbers=ID} out: {i=D, numbers=ID}
L3:
    jmp?(L2)                                                                                                      INIT: in: {i=D, numbers=ID} out: {i=D, numbers=ID}
L4 [loop entry point]:
L5 [body entry point]:
    magic[LOOP_RANGE_ITERATION](numbers|<v1>) -> <v2>
    w(i|<v2>)                                                                                                     INIT: in: {i=D, numbers=ID} out: {i=ID, numbers=ID}
    mark(for (i in numbers) { val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue })        INIT: in: {i=ID, numbers=ID} out: {i=ID, numbers=ID}                USE: in: {} out: {}
  4 mark({ val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue })
    v(val b: Boolean)                                                                                             INIT: in: {i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
    mark(if (1 < 2) { b = false } else { b = true })                                                              INIT: in: {b=D, i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
    r(1) -> <v3>
    r(2) -> <v4>
    mark(1 < 2)
    call(1 < 2, compareTo|<v3>, <v4>) -> <v5>
    jf(L6|<v5>)
  5 mark({ b = false })
    r(false) -> <v6>                                                                                                                                                                  USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
    w(b|<v6>)                                                                                                     INIT: in: {b=D, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID}     USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
  4 jmp(L7)                                                                                                       INIT: in: {b=ID, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID}    USE: in: {b=READ} out: {b=READ}
L6:
  5 mark({ b = true })                                                                                            INIT: in: {b=D, i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
    r(true) -> <v8>                                                                                                                                                                   USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
    w(b|<v8>)                                                                                                     INIT: in: {b=D, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID}     USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
L7:
  4 merge(if (1 < 2) { b = false } else { b = true }|!<v7>, !<v9>) -> <v10>                                       INIT: in: {b=ID, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID}    USE: in: {b=READ} out: {b=READ}
    r(b) -> <v11>                                                                                                                                                                     USE: in: {} out: {b=READ}
    mark(use(b))
    call(use(b), use|<v11>) -> <v12>
    jmp(L4 [loop entry point])                                                                                                                                                        USE: in: {} out: {}
- 3 jmp?(L4 [loop entry point])
L2:
    read (Unit)                                                                                                   INIT: in: {i=D, numbers=ID} out: {i=D, numbers=ID}
L1:
  1 <END>                                                                                                         INIT: in: {numbers=ID} out: {numbers=ID}
error:
    <ERROR>                                                                                                       INIT: in: {} out: {}
sink:
    <SINK>                                                                                                        INIT: in: {numbers=ID} out: {numbers=ID}                            USE: in: {} out: {}
=====================
== use ==
fun use(vararg a: Any?) = a
---------------------
L0:
  1 <START>                                            INIT: in: {} out: {}
    v(vararg a: Any?)                                  INIT: in: {} out: {a=D}
    magic[FAKE_INITIALIZER](vararg a: Any?) -> <v0>    INIT: in: {a=D} out: {a=D}
    w(a|<v0>)                                          INIT: in: {a=D} out: {a=ID}     USE: in: {a=READ} out: {a=READ}
    r(a) -> <v1>                                       INIT: in: {a=ID} out: {a=ID}    USE: in: {} out: {a=READ}
    ret(*|<v1>) L1
L1:
    <END>
error:
    <ERROR>                                            INIT: in: {} out: {}
sink:
    <SINK>                                             INIT: in: {a=ID} out: {a=ID}    USE: in: {} out: {}
=====================