code review 1278041: spec: index of non-addressable array is not addressable

spec: index of non-addressable array is not addressable

Motivated by:

func f() []int
func g() [10]int

f()[1] = 1  // ok
g()[1] = 1 // ERROR

[rsc, 2010-05-24 20:08:39]

Hello gri (cc: golang-dev@googlegroups.com),

I'd like you to review this change.

[gri, 2010-05-24 21:04:06]

LGTM

On Mon, May 24, 2010 at 1:08 PM, <rsc@golang.org> wrote:

> Reviewers: gri,
>
> Message:
> Hello gri (cc: golang-dev@googlegroups.com),
>
> I'd like you to review this change.
>
>
> Description:
> spec: index of non-addressable array is not addressable
>
> Motivated by:
>
> func f() []int
> func g() [10]int
>
> f()[1] = 1  // ok
> g()[1] = 1 // ERROR
>
> Please review this at http://codereview.appspot.com/1278041/show
>
> Affected files:
>  M doc/go_spec.html
>
>
> Index: doc/go_spec.html
> ===================================================================
> --- a/doc/go_spec.html
> +++ b/doc/go_spec.html
> @@ -3017,9 +3017,10 @@
>  <p>
>  The address-of operator <code>&amp;</code> generates the address of its
> operand,
>  which must be <i>addressable</i>,
> -that is, either a variable, pointer indirection, array or slice indexing
> -operation,
> -or a field selector of an addressable struct operand.
> +that is, either a variable, pointer indirection, or slice indexing
> +operation;
> +or a field selector of an addressable struct operand;
> +or an array indexing operation of an addressable array.
>  Given an operand of pointer type, the pointer indirection
>  operator <code>*</code> retrieves the value pointed
>  to by the operand.
>
>
>

[rsc, 2010-05-24 21:31:45]

*** Submitted as http://code.google.com/p/go/source/detail?r=5d6eb0da4990 ***

spec: index of non-addressable array is not addressable

Motivated by:

func f() []int
func g() [10]int

f()[1] = 1  // ok
g()[1] = 1 // ERROR

R=gri
CC=golang-dev
http://codereview.appspot.com/1278041