s.f.Frontend().Fatalf(s.peekPos(), msg, args...)
}
func (s *state) Warnl(pos src.XPos, msg string, args ...interface{}) { s.f.Warnl(pos, msg, args...) }
func (s *state) Debug_checknil() bool                                { return s.f.Frontend().Debug_checknil() }

func ssaMarker(name string) *ir.Name {
	return ir.NewNameAt(base.Pos, &types.Sym{Name: name}, nil)
}

var (
	// marker node for the memory variable