$89d6cbb5 destructure-array-rest.js:9:1
  Registers: 7
  Blocks:    1
  Constants:
    [0] = Undefined

block0:
  [   0] GetGlobal dst:reg6, `f`
  [  10] Call dst:reg5, callee:reg6, this_value:Undefined, f
  [  30] End value:reg5


f$26085a1b destructure-array-rest.js:6:5
  Registers: 14
  Blocks:    19
  Locals:    a~0, b~1
  Constants:
    [0] = Bool(false)
    [1] = Undefined
    [2] = Int32(1)
    [3] = Int32(2)

block0:
  [   0] GetLexicalEnvironment dst:reg4
  [   8] NewPrimitiveArray dst:reg5, elements:[1, 2, 3]
  [  30] Mov dst:reg6, src:Bool(false)
  [  40] GetIterator dst_iterator_object:reg7, dst_iterator_next:reg8, dst_iterator_done:reg9, iterable:reg5
  [  58] Jump target:block3

block1:
  [  60] Catch dst:reg11
  [  68] SetLexicalEnvironment environment:reg4
  [  70] Mov dst:reg10, src:Int32(1)
  [  80] JumpIf condition:reg9, true_target:block14, false_target:block13

block2:
  [  90] Return value:b~1

block3:
  [  98] Jump target:block5

block4:
  [  a0] Mov dst:reg12, src:Undefined
  [  b0] Jump target:block6

block5:
  [  b8] IteratorNextUnpack dst_value:reg12, dst_done:reg6, iterator_object:reg7, iterator_next:reg8, iterator_done:reg9
  [  d0] JumpTrue condition:reg6, target:block4

block6:
  [  e0] Mov dst:a~0, src:reg12
  [  f0] JumpFalse condition:reg6, target:block8

block7:
  [ 100] NewArray dst:reg13
  [ 110] Jump target:block9

block8:
  [ 118] IteratorToArray dst:reg13, iterator_object:reg7, iterator_next_method:reg8, iterator_done_property:reg9

block9:
  [ 130] Mov dst:b~1, src:reg13

block10:
  [ 140] JumpFalse condition:reg9, target:block12

block11:
  [ 150] Return value:b~1

block12:
  [ 158] IteratorClose iterator_object:reg7, iterator_next:reg8, iterator_done:reg9, completion_value:Undefined
  [ 170] Jump target:block11

block13:
  [ 178] JumpStrictlyEquals lhs:reg10, rhs:Int32(1), true_target:block15, false_target:block16

block14:
  [ 190] JumpStrictlyEquals lhs:reg10, rhs:Int32(2), true_target:block17, false_target:block18

block15:
  [ 1a8] IteratorClose iterator_object:reg7, iterator_next:reg8, iterator_done:reg9, completion_value:reg11
  [ 1c0] Throw src:reg11

block16:
  [ 1c8] IteratorClose iterator_object:reg7, iterator_next:reg8, iterator_done:reg9, completion_value:Undefined
  [ 1e0] Jump target:block14

block17:
  [ 1e8] Return value:reg11

block18:
  [ 1f0] Throw src:reg11

Exception handlers:
  [  98 ..   b8] => handler block1
  [  e0 ..  118] => handler block1
  [ 130 ..  140] => handler block1