[M3devel] Oops, forgot to ask
hendrik at topoi.pooq.com
hendrik at topoi.pooq.com
Thu Dec 17 00:13:49 CET 2009
On Wed, Dec 16, 2009 at 12:48:02PM -0800, Peter Eiserloh wrote:
>
> 2 - Recently there was discussion about creating a new type,
> that is halfway a REFANY, and halfway a value itself. I
> myself dislike unions, and fortran equivalences, and any
> other aliasing techniques, but if the compiler supports it,
> we should document it.
I too hate C unions and fortran equivalences. They cause program
breakage, because they're violently insecure.
But that's not that these are. These things are properly type-tagged,
and if further it is impossible to get at their contents without
checking the proper type-tag.
-- hendrik
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