[C PATCH]: Additional alias warning

[Khem Raj]

Nathan Sidwell wrote:

> Joseph S. Myers wrote:
>
>>
>> OK.  Yet another case where we don't want but could is bug 18426.
>
>
> yes, unfortunately it appears we fold the ARRAY_REF away too early.  
> Yet another case where we could do with a separate lowering phase.
>
> nathan

Hi Nathan,

g++ still does not warn about the alias.

Thanks

Khem