> By my opinion -fipa-struct-reorg GCC option could break structure.
That option would probably break a lot of things. Like our
"variable-sized array as last field of a struct" hacks.
> And
> maybe there are more compiler magic switches and optimization on
> different platforms which can modify structure alignment or member
> order. It probably does not happen often but footprint should protect
> people to shot himself.
We depend on a certain member order and alignment rules. If we're
worried about that, we should add checks in configure instead, to barf
if you try to use such options.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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