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From: Paul Brook <paul@codesourcery.com>
Subject: Re: [Qemu-devel] [RfC PATCH 0/2] qdev/prop: type checking.
Date: Mon, 13 Jul 2009 16:36:44 +0100
References: <1247492031-16104-1-git-send-email-kraxel@redhat.com>
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To: qemu-devel@nongnu.org
Cc: Gerd Hoffmann <kraxel@redhat.com>

> The second helps a bunch of helper macros to help creating property
> declarations and converts pci.c as example.  I'm not that happy with
> that one yet.  Especially I'd like to check somehow that
> typeof(_state->_field) == _type.  But couldn't figure out a way to do
> so.  As we are setting up static data structures we are quite limited in
> what we can do here.  The typechecking trick used by the linux kernel
> min/max macros can't be used for example.

Could we use a union rather than an opaque pointer for the default value?

Paul