   0  -live- %i0, %r0
   3  goto_if_not_int_lt %i0, $0, L1
   8  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> -> %i0
  16  new_array_clear $2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100> -> %r1
  21  -live- %i0, %r0, %r1
  24  goto_if_not_ptr_nonzero %r0, L2
  28  L3:
  28  setarrayitem_gc_r %r1, $0, %r0, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100>
  34  setarrayitem_gc_r %r1, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100>
  40  inline_call_ir_r <JitCode 'll_join_strs_look_inside_iff__Signed_arrayPtr_Ptr_GcStruct_rpy_stringLlT'>, I[$2], R[%r1] -> %r0
  48  -live- %i0, %r0
  51  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563aaaaa1cc8> -> %r1
  55  setfield_gc_r %r1, %r0, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  60  setfield_gc_i %r1, %i0, FieldDescr<exceptions.EnvironmentError.inst_errno>
  65  assert_not_none %r1
  67  -live- %r1
  70  raise %r1
  72  ---
  72  L2:
  72  ref_copy $<* struct rpy_string> -> %r0
  75  goto L3
  78  ---
  78  L1:
  78  int_return %i0
