   0  inline_call_ir_i <JitCode 'makedev'>, I[%i0, %i1], R[] -> %i0
   8  -live- %i0
  11  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab3c0185d0> -> %r0
  15  setfield_gc_i %r0, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  20  ref_return %r0
