Re: ANSI-strict pointer aliasing rules - Mailing list pgsql-hackers

From Taral
Subject Re: ANSI-strict pointer aliasing rules
Date
Msg-id fa0147d90604271021nd8886a3n4de78dd7148143be@mail.gmail.com
Whole thread Raw
In response to Re: ANSI-strict pointer aliasing rules  (Taral <taralx@gmail.com>)
Responses Re: ANSI-strict pointer aliasing rules  (Martijn van Oosterhout <kleptog@svana.org>)
List pgsql-hackers
On 4/27/06, Taral <taralx@gmail.com> wrote:
> If we do subclassing like this:
>
> struct Node { ... };
> struct Value { struct Node; ... };
> etc.
>
> do we still run into the alias problem?

Nope, it appears to get rid of the alias problem completely. But it
requires anonymous structure support (C99?) to work without changing
anything other than headers.

As a bonus, if we ever change Node, we don't have to update any other
structures...

--
Taral <taralx@gmail.com>
"You can't prove anything."   -- Gödel's Incompetence Theorem


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