Wilco (Wilco.Dijkstra@ntlworld.com) on 12/21/11 wrote:
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>Exophase (exophase@gmail.com) on 12/21/11 wrote:
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>>stubar (nothanks@gmail.com) on 12/21/11 wrote:
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>>>I've always done small to large. Is there a technical reason for large to small?
>>
>>If you go large to small you're guaranteed to stay aligned without padding.
>
>You still get the same amount of tail padding.
>
>Wilco

That is a pretty archaic way to lay out a data structure. It should be grouped according to cache line access locality, type, and of false sharing with other CPUs, etc. Unless you're not using caches or something crazy.