   0  -live- %r0, %r1, %r2, %r3
   0  goto_if_not_ptr_nonzero %r0, L1
   4  ref_copy %r0 -> %r4
   7  -live- %r0, %r1, %r2, %r3, %r4
   7  guard_class %r0 -> %i0
  10  -live- %i0, %r1, %r2, %r3, %r4
  10  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  15  -live- %r1, %r2, %r3, %r4
  15  goto_if_not_ptr_iszero %r2, L3
  19  ref_copy $<* struct pypy.interpreter.baseobjspace.W_Root> -> %r2
  22  L4:
  22  inline_call_r_r <JitCode 'GeneratorIterator.throw'>, R[%r4, %r1, %r2, %r3] -> %r0
  31  -live- %r0
  31  ref_return %r0
  33  ---
  33  L3:
  33  goto L4
  36  ---
  36  L2:
  36  raise $<* struct object>
  38  ---
  38  L1:
  38  raise $<* struct object>
