   0  residual_call_r_i $<* fn ccall_getpgrp___>, R[], <CallDescr() EF=7> -> %i0
   6  -live- %i0
   9  goto_if_not_int_lt %i0, $0, L1
  14  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
  22  new_array_clear $2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100> -> %r0
  27  setarrayitem_gc_r %r0, $0, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100>
  33  setarrayitem_gc_r %r0, $1, $<* struct rpy_string>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a7bf4a100>
  39  inline_call_ir_r <JitCode 'll_join_strs_look_inside_iff__Signed_arrayPtr_Ptr_GcStruct_rpy_stringLlT'>, I[$2], R[%r0] -> %r0
  47  -live- %i0, %r0
  50  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563aaaaa1cc8> -> %r1
  54  setfield_gc_r %r1, %r0, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  59  setfield_gc_i %r1, %i0, FieldDescr<exceptions.EnvironmentError.inst_errno>
  64  assert_not_none %r1
  66  -live- %r1
  69  raise %r1
  71  ---
  71  L1:
  71  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a76e65440> -> %r0
  75  setfield_gc_i %r0, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  80  ref_return %r0
