   0  residual_call_ir_i $<* fn ll_os.ll_os_tcgetpgrp>, I[%i0], R[], <CallDescr(i) EF=7> -> %i0
   8  -live- %i0
   8  catch_exception L1
  11  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x3fff4372d350> -> %r0
  15  setfield_gc_i %r0, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  20  ref_return %r0
  22  ---
  22  L1:
  22  goto_if_exception_mismatch $<* struct object_vtable>, L2
  26  last_exc_value -> %r0
  28  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
  37  -live- %r0
  37  -live- %r0
  37  guard_class %r0 -> %i0
  40  -live- %r0
  40  raise %r0
  42  ---
  42  L2:
  42  reraise
