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Re: [cxx-abi-dev] Long bitfields in PODs
- To: mark@xxxxxxxxxxxxxxxx
- Subject: Re: [cxx-abi-dev] Long bitfields in PODs
- From: Jason Merrill <jason@xxxxxxxxxx>
- Date: Wed, 14 May 2003 14:49:00 -0400
On Tue, 13 May 2003 13:11:45 -0700, Mark Mitchell <mark@xxxxxxxxxxxxxxxx> wrote:
> A type like:
>
> struct S {
> int i : 8192;
> };
>
> is a POD.
>
> According to 2.4, that means that the underlying C layout rules for
> the system should be used. Unfortunately, that kind of type is not
> valid in C.
>
> I believe that all types with bitfields wider than their declared
> types should be considered non-PODs for the purposes of layout.
I don't see why we need to consider it a non-POD. It seems to me that if
there are no applicable C layout rules, then whatever we do vacuously
follows the rules.
Jason
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