Re: [boost] [signals] trackable bug

From: Douglas Gregor (gregod_at_[hidden])
Date: 2002-09-22 16:12:08

On Sunday 22 September 2002 11:29 am, Thomas Witt wrote:
> Doug,
>
> the current implementation of bound_objects_visitor contains a bug. It
> fails to correctly handle bound objects that are based on ptrs to function.
[snip Doug's broken code]
> What happens is that is_pointer<T> evaluates to true for function ptrs.
> maybe_get_pointer in turn calls add_if_trackable with a function pointer
> argument. This triggers an no such instance of overloaded function accepts
> argument list error as function ptrs are not convertible to void*.
>
> So far I can't come up with an easy and portable fix.

Thanks for catching this. I've added a testcase for it, and committed a fix 
that _should_ be portable (about to test MSVC6...) to both the branch and 
trunk.

Looks like addressof() is also broken for function pointers...

        Doug