   0  residual_call_ir_i $<* fn ccall_kill__Signed_Signed>, I[%i0, %i1], R[], <CallDescr(ii) EF=7> -> %i0
   9  -live- %i0
   9  inline_call_ir_i <JitCode 'handle_posix_error__kill'>, I[%i0], R[$<* struct rpy_string>] -> %i0
  17  -live- %i0
  17  int_return %i0
