   0  int_signext %i0, $4 -> %i0
   4  int_signext %i1, $4 -> %i1
   8  residual_call_ir_i $<* fn ccall_tcflush__INT_INT>, I[%i0, %i1], R[], <CallDescr(ii) EF=7> -> %i0
  17  -live- %i0
  17  -live- %i0
  17  goto_if_not_int_lt %i0, $0, L1
  22  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
  30  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x1009a67c250> -> %r0
  34  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<exceptions.EnvironmentError.inst_strerror>
  39  setfield_gc_i %r0, %i0, FieldDescr<exceptions.EnvironmentError.inst_errno>
  44  -live- %r0
  44  raise %r0
  46  ---
  46  L1:
  46  void_return
