Wireshark-bugs: [Wireshark-bugs] [Bug 8416] remove C++ incompatibilities

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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Mon, 18 Mar 2013 23:05:16 +0000

Comment # 149 on bug 8416 from 
(In reply to comment #147)
> (In reply to comment #145)
> > (In reply to comment #78)
> > > Created attachment 10296 [details]
> > > patch to remove C++ incompatibilities from uat_new calls from several files
> > > 
> > > the fifth argument to uat_new is "void** data_ptr" but many files cast it to
> > > "void *" on invocation.  This patch changes those files to use a "void **"
> > > cast to remove a C++ incompatibility.
> > 
> > With this patch I cannot compile anymore with gcc (GCC) 4.1.3 20080704
> > (prerelease) (Debian 4.1.2-25). I get the following warning:
> > dereferencing type-punned pointer will break strict-aliasing rules
> > 
> > Maybe that's why the initial code was using void* instead of void**.
> > 
> > I'm running out of idea on how to nicely handle this. Replacing (void**) by
> > (void**)(void*) does work but is really ugly.
> > Any thought?
> 
> Which file or files does it complain about?

All the files using uat_new (because of this fifth parameter).

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