   0  inline_call_ir_r <JitCode 'interp_w__W_FFIType'>, I[$False], R[%r0] -> %r0
   8  -live- %r0
   8  getfield_gc_r_pure %r0, FieldDescr<pypy.module._rawffi.alt.interp_ffitype.W_FFIType.inst_w_pointer_to> -> %r0
  13  -live- %r0
  13  goto_if_not_ptr_iszero %r0, L1
  17  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  19  ---
  19  L1:
  19  ref_return %r0
