Re: AIX support - alignment issues

Hi,

On 2022-07-02 11:33:54 -0700, Andres Freund wrote:
> If we decide we want to continue supporting AIX we should bite the bullet and
> add a 64bit-int TYPALIGN_*. It might be worth to translate that to bytes when
> building tupledescs, so we don't need more branches (reducing them compared to
> today).

I just thought an easier way - why don't we introduce a 'catalog_double'
that's defined to be pg_attribute_aligned(whatever-we-need) on AIX? Then we
can get rid of the manually enforced alignedness and we don't need to contort
catalog order.

Greetings,

Andres Freund