[libvirt] [PATCH] esx: Avoid warnings about breaking strict-aliasing rules on FreeBSD
Eric Blake
eblake at redhat.com
Sat Nov 13 20:01:55 UTC 2010
On 11/13/2010 08:53 AM, Matthias Bolte wrote:
> ---
> src/esx/esx_vi_generator.py | 10 ++++++++--
> 1 files changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/src/esx/esx_vi_generator.py b/src/esx/esx_vi_generator.py
> index c2f7044..01636aa 100755
> --- a/src/esx/esx_vi_generator.py
> +++ b/src/esx/esx_vi_generator.py
> @@ -699,7 +699,10 @@ class Object:
>
> if self.features & Object.FEATURE__LIST:
> if self.extends is not None:
> - source += " esxVI_%s_Free((esxVI_%s **)&item->_next);\n\n" % (self.extends, self.extends)
> + # avoid "dereferencing type-punned pointer will break strict-aliasing rules" warnings
> + source += " esxVI_%s *next = (esxVI_%s *)item->_next;\n\n" % (self.extends, self.extends)
> + source += " esxVI_%s_Free(&next);\n" % self.extends
> + source += " item->_next = (esxVI_%s *)next;\n\n" % self.name
ACK.
--
Eric Blake eblake at redhat.com +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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