$ba9d77cf logical-or-preferred-dst.js:11:1
  Registers: 7
  Blocks:    1
  Constants:
    [0] = Undefined
    [1] = Bool(false)

block0:
  [   0] GetGlobal dst:reg6, `blocked`
  [  10] Call dst:reg5, callee:reg6, this_value:Undefined, blocked, arguments:[Bool(false)]
  [  38] End value:reg5


blocked$0b29b642 logical-or-preferred-dst.js:6:9
  Registers: 6
  Blocks:    6
  Constants:
    [0] = Int32(0)
    [1] = Undefined

block0:
  [   0] Mov dst:reg5, src:arg0
  [  10] JumpIf condition:arg0, true_target:block3, false_target:block2

block1:
  [  20] End value:Undefined

block2:
  [  28] GreaterThan dst:reg5, lhs:arg0, rhs:Int32(0)

block3:
  [  38] JumpFalse condition:reg5, target:block5

block4:
  [  48] Jump target:block0

block5:
  [  50] Jump target:block1
