   0  int_signext %i0, $4 -> %i0
   4  residual_call_ir_i $<* fn ccall_ftruncate__INT_Signed>, I[%i0, %i1], R[], <CallDescr(ii) EF=7> -> %i0
  13  -live- %i0
  13  -live- %i0
  13  goto_if_not_int_lt %i0, $0, L1
  18  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
  26  new_array_clear $2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000100a0ecb9f0> -> %r0
  31  setarrayitem_gc_r %r0, $0, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000100a0ecb9f0>
  37  setarrayitem_gc_r %r0, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x00000100a0ecb9f0>
  43  ref_isvirtual %r0 -> %i0
  46  -live- %i0, %i1, %r0
  46  goto_if_not %i0, L2
  50  L3:
  50  inline_call_ir_r <JitCode 'll_join_strs__v1095___simple_call__function_'>, I[$2], R[%r0] -> %r1
  58  -live- %i1, %r1
  58  L4:
  58  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000001006dff05d0> -> %r0
  62  setfield_gc_r %r0, %r1, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  67  setfield_gc_i %r0, %i1, FieldDescr<exceptions.EnvironmentError.inst_errno>
  72  assert_not_none %r0
  74  -live- %r0
  74  guard_class %r0 -> %i0
  77  -live- %r0
  77  raise %r0
  79  ---
  79  L2:
  79  int_isconstant $2 -> %i0
  82  -live- %i0, %i1, %r0
  82  goto_if_not %i0, L5
  86  goto L3
  89  ---
  89  L5:
  89  residual_call_ir_r $<* fn ll_join_strs_trampoline__v1091___simple_call__function_>, I[$2], R[%r0], <CallDescr(ir) EF=5> -> %r1
  98  -live- %i1, %r1
  98  goto L4
 101  ---
 101  L1:
 101  void_return
