   0  inline_call_r_i <JitCode 'ObjSpace.c_filedescriptor_w'>, R[%r0] -> %i1
   6  -live- %i0, %i1
   6  residual_call_ir_v $<* fn ll_os.ll_os_fchmod>, I[%i1, %i0], R[], <CallDescr(ii) EF=7>
  14  -live-
  14  catch_exception L1
  17  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  19  ---
  19  L1:
  19  goto_if_exception_mismatch $<* struct object_vtable>, L2
  23  last_exc_value -> %r0
  25  inline_call_r_r <JitCode 'wrap_oserror2__w_OSError'>, R[%r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, $<* struct rpy_string>, $<* struct pypy.objspace.std.typeobject.W_TypeObject>] -> %r0
  34  -live- %r0
  34  -live- %r0
  34  guard_class %r0 -> %i0
  37  -live- %r0
  37  raise %r0
  39  ---
  39  L2:
  39  reraise
