   0  residual_call_r_r $<* fn ll_strconcat__rpy_stringPtr_rpy_stringPtr>, R[%r0, $<* struct rpy_string>], <CallDescr(rr) EF=3 OS_STR_CONCAT> -> %r2
   8  -live- %r0, %r1, %r2
  11  residual_call_r_r $<* fn ll_strconcat__rpy_stringPtr_rpy_stringPtr>, R[%r2, %r1], <CallDescr(rr) EF=3 OS_STR_CONCAT> -> %r1
  19  -live- %r0, %r1
  22  strlen %r1 -> %i0
  25  int_add %i0, $1 -> %i0
  29  residual_call_ir_i $<* fn _ll_1_raw_malloc_varsize__Signed>, I[%i0], R[], <CallDescr(i) EF=5 OS_RAW_MALLOC_VARSIZE_CHAR> -> %i1
  37  -live- %i1, %r0, %r1
  40  strlen %r1 -> %i0
  43  residual_call_ir_v $<* fn copy_string_to_raw>, I[%i1, $0, %i0], R[%r1], <CallDescr(riii) EF=0 OS_STR_COPY_TO_RAW>
  53  setarrayitem_raw_i %i1, %i0, $'\x00', <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000aaab40687d70>
  59  residual_call_ir_i $<* fn ccall_putenv>, I[%i1], R[], <CallDescr(i) EF=2> -> %i0
  67  -live- %i0, %i1, %r0
  70  goto_if_not_int_is_true %i0, L1
  74  residual_call_ir_v $<* fn _ll_1_raw_free__arrayPtr>, I[%i1], R[], <CallDescr(i) EF=2 OS_RAW_FREE>
  81  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
  89  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab746d4090> -> %r1
  93  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  98  setfield_gc_i %r1, %i0, FieldDescr<exceptions.EnvironmentError.inst_errno>
 103  assert_not_none %r1
 105  -live- %r1
 108  raise %r1
 110  ---
 110  L1:
 110  inline_call_ir_i <JitCode 'll_dict_get__dicttablePtr_rpy_stringPtr_arrayPtr'>, I[$<* None>], R[$<* struct dicttable>, %r0] -> %i3
 119  -live- %i1, %i3, %r0
 122  goto_if_not_ptr_nonzero %r0, L2
 126  strhash %r0 -> %i0
 129  conditional_call_value_ir_i %i0, $<* fn _ll_strhash__rpy_stringPtr>, I[], R[%r0], <CallDescr(r) EF=2> -> %i2
 138  L3:
 138  ref_isvirtual $<* struct dicttable> -> %i0
 141  -live- %i0, %i1, %i2, %i3, %r0
 144  goto_if_not %i0, L4
 148  inline_call_ir_i <JitCode 'll_call_lookup_function__v3470___simple_call__function_'>, I[%i2, $1], R[$<* struct dicttable>, %r0] -> %i0
 158  L5:
 158  -live- %i0, %i1, %i2, %i3, %r0
 161  inline_call_ir_v <JitCode '_ll_dict_setitem_lookup_done_look_inside_iff__dicttablePtr_rpy_stringPtr_arrayPtr_Signed_Signed'>, I[%i1, %i2, %i0], R[$<* struct dicttable>, %r0]
 171  -live- %i3
 174  goto_if_not_int_is_true %i3, L6
 178  residual_call_ir_v $<* fn _ll_1_raw_free__arrayPtr>, I[%i3], R[], <CallDescr(i) EF=2 OS_RAW_FREE>
 185  void_return
 186  ---
 186  L6:
 186  void_return
 187  ---
 187  L4:
 187  residual_call_ir_i $<* fn ll_call_lookup_function_trampoline__v3490___simple_call__function_>, I[%i2, $1], R[$<* struct dicttable>, %r0], <CallDescr(rrii) EF=5 OS_DICT_LOOKUP> -> %i0
 198  -live- %i0, %i1, %i2, %i3, %r0
 201  goto L5
 204  ---
 204  L2:
 204  int_copy $0 -> %i2
 207  goto L3
