$12cfcca1 var-env-capacity-with-param-expressions.js:5:1
  Registers: 7
  Blocks:    1
  Constants:
    [0] = Undefined

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


f$20dcebd6 var-env-capacity-with-param-expressions.js:3:9
  Registers: 10
  Blocks:    3
  Constants:
    [0] = Int32(1)
    [1] = Undefined
    [2] = String("")

block0:
  [   0] GetLexicalEnvironment dst:reg4
  [   8] CreateLexicalEnvironment dst:reg5, parent:reg4, capacity:0
  [  18] CreateVariable `x`, is_immutable:false, is_global:false, is_strict:false
  [  28] CreateArguments is_immutable:false
  [  38] JumpUndefined condition:arg0, true_target:block1, false_target:block2

block1:
  [  48] Mov dst:arg0, src:Int32(1)

block2:
  [  58] InitializeLexicalBinding `x`, src:arg0
  [  70] CreateVariableEnvironment capacity:3
  [  78] GetLexicalEnvironment dst:reg6
  [  80] Mov dst:reg7, src:Undefined
  [  90] CreateVariable `a`, is_immutable:false, is_global:false, is_strict:false
  [  a0] InitializeVariableBinding `a`, src:reg7
  [  b8] Mov dst:reg7, src:Undefined
  [  c8] CreateVariable `b`, is_immutable:false, is_global:false, is_strict:false
  [  d8] InitializeVariableBinding `b`, src:reg7
  [  f0] Mov dst:reg7, src:Undefined
  [ 100] CreateVariable `c`, is_immutable:false, is_global:false, is_strict:false
  [ 110] InitializeVariableBinding `c`, src:reg7
  [ 128] GetCalleeAndThisFromEnvironment callee:reg8, this_value:reg9, `eval`
  [ 140] CallDirectEval dst:reg7, callee:reg8, this_value:reg9, eval, arguments:[String("")]
  [ 168] End value:Undefined


eval$b72141f3
  Registers: 5
  Blocks:    1
  Constants:
    [0] = Undefined

block0:
  [   0] End value:Undefined