return nil // not reached
	}
}

// addrTemp ensures that n is okay to pass by address to runtime routines.
// If the original argument n is not okay, addrTemp creates a tmp, emits
// tmp = n, and then returns tmp.
// The result of addrTemp MUST be assigned back to n, e.g.
//
//	n.Left = o.addrTemp(n.Left)
func (o *orderState) addrTemp(n ir.Node) ir.Node {
	if n.Op() == ir.OLITERAL || n.Op() == ir.ONIL {

	// uninitialized pointer value.
	temp.SetNeedzero(true)
	// We are storing to the stack, hence we can avoid the full checks in
	// storeType() (no write barrier) and do a simple store().
	s.store(t, addrTemp, val)
	return addrTemp
}

// openDeferExit generates SSA for processing all the open coded defers at exit.
// The code involves loading deferBits, and checking each of the bits to see if