   0  inline_call_ir_r <JitCode 'interp_w__W_CType'>, I[$False], R[%r0] -> %r0
   8  -live- %r0, %r1
   8  -live- %r0, %r1
   8  guard_class %r0 -> %i0
  11  getfield_raw_i %i0, FieldDescr<pypy.module._cffi_backend.ctypeobj.W_CType_vtable.cls_cast> -> %i0
  16  -live- %i0, %r0, %r1
  16  int_guard_value %i0
  18  residual_call_r_r %i0, <IndirectCallTargets>, R[%r0, %r1], <CallDescr(rr) EF=7> -> %r0
  26  -live- %r0
  26  ref_return %r0
