[doc PATCH] document variable attribute alias

[Sandra Loosemore]

On 8/5/19 4:43 PM, Martin Sebor wrote:
> On 8/4/19 9:45 PM, Sandra Loosemore wrote:
>> [snip]
>>
>> OK with that fixed.
> 
> Done in r274127.
> 
> Since people tend to refer to the manual for older versions
> of the compiler I'd like to make this change on supported
> release branches as well.  If you see any problem with it
> please let me know, otherwise I'll go ahead later this week.

OK with me.  My understanding is that backporting documentation fixes is 
always allowed unless the branch is frozen.

-Sandra