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Re: [PATCH, wwwdocs] Mention the packed bit-field change
- From: Gerald Pfeifer <gerald at pfeifer dot com>
- To: Adam Nemet <anemet at caviumnetworks dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Sat, 24 Jan 2009 13:03:45 +0100 (CET)
- Subject: Re: [PATCH, wwwdocs] Mention the packed bit-field change
- References: <18809.26582.153986.216385@ropi.home>
On Thu, 22 Jan 2009, Adam Nemet wrote:
> Index: changes.html
> ===================================================================
> + <li>Packed bit-fields of type <code>char</code> are properly bit-packed
> + now. Note, however, that this can lead to differences in structure
> + layout. For example there is no longer a 4-bit pading between field
> + <code>a</code> and <code>b</code> in this structure:
Should we explicitly use the term "ABI change" somehow, in case people
are searching for that?
> + <p>There is a new warning to help you to find the fields that are
> + effected:</p>
"affected" (and possibly "to help identify those fields")
Looks good to me otherwise; thanks for taking the time to document this!
Gerald