   0  -live- %r0, %r1, %r2, %r3
   3  goto_if_not_ptr_nonzero %r0, L1
   7  ref_copy %r0 -> %r4
  10  -live- %r0, %r1, %r2, %r3, %r4
  13  guard_class %r0 -> %i0
  16  -live- %i0, %r1, %r2, %r3, %r4
  19  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  24  -live- %r1, %r2, %r3, %r4
  27  goto_if_not_ptr_iszero %r2, L3
  31  ref_copy $<* struct pypy.interpreter.baseobjspace.W_Root> -> %r2
  34  L4:
  34  inline_call_r_r <JitCode 'GeneratorIterator.throw'>, R[%r4, %r1, %r2, %r3] -> %r0
  43  -live- %r0
  46  ref_return %r0
  48  ---
  48  L3:
  48  goto L4
  51  ---
  51  L2:
  51  L5:
  51  raise $<* struct object>
  53  ---
  53  L1:
  53  goto L5
