   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 0x1009b08cc50> -> %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 0x1009b08cc50>
  28  setarrayitem_gc_r %r1, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x1009b08cc50>
  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__v1178___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 0x1009a67c250> -> %r0
  53  setfield_gc_r %r0, %r1, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  58  setfield_gc_i %r0, %i1, FieldDescr<exceptions.EnvironmentError.inst_errno>
  63  -live- %r0
  63  raise %r0
  65  ---
  65  L4:
  65  int_isconstant $2 -> %i0
  68  -live- %i0, %i1, %r1
  68  goto_if_not %i0, L7
  72  goto L5
  75  ---
  75  L7:
  75  residual_call_ir_r $<* fn ll_join_strs_trampoline__v1181___simple_call__function_>, I[$2], R[%r1], <CallDescr(ir) EF=5> -> %r1
  84  -live- %i1, %r1
  84  goto L6
  87  ---
  87  L2:
  87  ref_copy $<* struct rpy_string> -> %r0
  90  goto L3
  93  ---
  93  L1:
  93  int_return %i0
