   0  -live- %i0, %r0
   0  goto_if_not_int_lt %i0, $0, L1
   5  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
  13  new_array_clear $2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x000002aa8c8e1ec0> -> %r1
  18  -live- %i1, %r0, %r1
  18  goto_if_not_ptr_nonzero %r0, L2
  22  L3:
  22  setarrayitem_gc_r %r1, $0, %r0, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x000002aa8c8e1ec0>
  28  setarrayitem_gc_r %r1, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x000002aa8c8e1ec0>
  34  ref_isvirtual %r1 -> %i0
  37  -live- %i0, %i1, %r1
  37  goto_if_not %i0, L4
  41  L5:
  41  inline_call_ir_r <JitCode 'll_join_strs__v1222___simple_call__function_'>, I[$2], R[%r1] -> %r1
  49  -live- %i1, %r1
  49  L6:
  49  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aabdec1d00> -> %r0
  53  setfield_gc_r %r0, %r1, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  58  setfield_gc_i %r0, %i1, FieldDescr<exceptions.EnvironmentError.inst_errno>
  63  assert_not_none %r0
  65  -live- %r0
  65  guard_class %r0 -> %i0
  68  -live- %r0
  68  raise %r0
  70  ---
  70  L4:
  70  int_isconstant $2 -> %i0
  73  -live- %i0, %i1, %r1
  73  goto_if_not %i0, L7
  77  goto L5
  80  ---
  80  L7:
  80  residual_call_ir_r $<* fn ll_join_strs_trampoline__v1224___simple_call__function_>, I[$2], R[%r1], <CallDescr(ir) EF=5> -> %r1
  89  -live- %i1, %r1
  89  goto L6
  92  ---
  92  L2:
  92  ref_copy $<* struct rpy_string> -> %r0
  95  goto L3
  98  ---
  98  L1:
  98  int_return %i0
