   0  int_isconstant %i1 -> %i2
   3  -live- %i0, %i1, %i2, %r0
   6  goto_if_not %i2, L1
  10  -live- %i0, %i1, %r0
  13  goto_if_not_int_is_zero %i1, L2
  17  int_return $True
  19  ---
  19  L2:
  19  getfield_gc_i %r0, FieldDescr<stringbuilder.current_pos> -> %i2
  24  int_isconstant %i2 -> %i2
  27  -live- %i0, %i1, %i2, %r0
  30  goto_if_not %i2, L3
  34  getfield_gc_i %r0, FieldDescr<stringbuilder.current_end> -> %i2
  39  int_isconstant %i2 -> %i2
  42  -live- %i0, %i1, %i2, %r0
  45  goto_if_not %i2, L4
  49  getfield_gc_i %r0, FieldDescr<stringbuilder.current_end> -> %i2
  54  getfield_gc_i %r0, FieldDescr<stringbuilder.current_pos> -> %i3
  59  int_sub %i2, %i3 -> %i2
  63  -live- %i0, %i1, %i2, %i3, %r0
  66  goto_if_not_int_le %i1, %i2, L5
  71  -live- %i0, %i1, %i3, %r0
  74  goto_if_not_int_le %i1, $16, L6
  79  getfield_gc_r %r0, FieldDescr<stringbuilder.current_buf> -> %r1
  84  int_add %i3, %i1 -> %i2
  88  setfield_gc_i %r0, %i2, FieldDescr<stringbuilder.current_pos>
  93  L7:
  93  -live- %i0, %i2, %i3, %r1
  96  goto_if_not_int_lt %i3, %i2, L8
 101  strsetitem %r1, %i3, %i0
 105  int_add %i3, $1 -> %i3
 109  goto L7
 112  ---
 112  L8:
 112  int_return $True
 114  ---
 114  L6:
 114  L9:
 114  -live- %i0, %i1, %r0
 117  goto_if_not_int_eq %i1, $1, L10
 122  getfield_gc_i %r0, FieldDescr<stringbuilder.current_pos> -> %i2
 127  getfield_gc_i %r0, FieldDescr<stringbuilder.current_end> -> %i1
 132  int_eq %i2, %i1 -> %i2
 136  conditional_call_ir_v %i2, $<* fn ll_grow_by__stringbuilderPtr_Signed>, I[$1], R[%r0], <CallDescr(ri) EF=5>
 145  -live- %i0, %r0
 148  getfield_gc_i %r0, FieldDescr<stringbuilder.current_pos> -> %i2
 153  int_add %i2, $1 -> %i1
 157  setfield_gc_i %r0, %i1, FieldDescr<stringbuilder.current_pos>
 162  getfield_gc_r %r0, FieldDescr<stringbuilder.current_buf> -> %r0
 167  strsetitem %r0, %i2, %i0
 171  int_return $True
 173  ---
 173  L10:
 173  int_return $False
 175  ---
 175  L5:
 175  goto L9
 178  ---
 178  L4:
 178  goto L9
 181  ---
 181  L3:
 181  goto L9
 184  ---
 184  L1:
 184  int_return $False
