   0  residual_call_r_r $<* fn get_nonmovingbuffer_ll_final_null>, R[%r0], <CallDescr(r) EF=5> -> %r0
   7  -live- %r0
  10  getfield_gc_i_pure %r0, FieldDescr<tuple3.item0> -> %i0
  15  getfield_gc_r_pure %r0, FieldDescr<tuple3.item1> -> %r1
  20  getfield_gc_i_pure %r0, FieldDescr<tuple3.item2> -> %i1
  25  residual_call_ir_i $<* fn ccall_unlink__arrayPtr>, I[%i0], R[], <CallDescr(i) EF=7> -> %i2
  33  -live- %i0, %i1, %i2, %r1
  36  residual_call_ir_v $<* fn free_nonmovingbuffer_ll>, I[%i0, %i1], R[%r1], <CallDescr(iri) EF=2>
  45  -live- %i2
  48  goto_if_not_int_lt %i2, $0, L1
  53  residual_call_ir_i $<* fn _ll_1_threadlocalref_get__INTLlT_Signed>, I[$CDefinedIntSymbolic('RPY_TLOFS_rpy_errno')], R[], <CallDescr(i) EF=2 OS_THREADLOCALREF_GET> -> %i1
  61  new_array_clear $2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000001cfe04800> -> %r0
  66  setarrayitem_gc_r %r0, $0, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000001cfe04800>
  72  setarrayitem_gc_r %r0, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000001cfe04800>
  78  int_isconstant $2 -> %i0
  81  -live- %i0, %i1, %r0
  84  goto_if_not %i0, L2
  88  ref_isvirtual %r0 -> %i0
  91  -live- %i0, %i1, %r0
  94  goto_if_not %i0, L3
  98  L4:
  98  inline_call_ir_r <JitCode 'll_join_strs__v1131___simple_call__function_'>, I[$2], R[%r0] -> %r1
 106  L5:
 106  -live- %i1, %r1
 109  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x00000001d16f9360> -> %r0
 113  setfield_gc_r %r0, %r1, FieldDescr<exceptions.EnvironmentError.inst_strerror>
 118  setfield_gc_i %r0, %i1, FieldDescr<exceptions.EnvironmentError.inst_errno>
 123  assert_not_none %r0
 125  -live- %r0
 128  raise %r0
 130  ---
 130  L3:
 130  goto L4
 133  ---
 133  L2:
 133  residual_call_ir_r $<* fn ll_join_strs_trampoline__v1133___simple_call__function_>, I[$2], R[%r0], <CallDescr(ir) EF=5> -> %r1
 142  -live- %i1, %r1
 145  goto L5
 148  ---
 148  L1:
 148  void_return
