Re: [Boost-users] strange nested bind behavior

Subject: Re: [Boost-users] strange nested bind behavior
From: Peter Dimov (pdimov_at_[hidden])
Date: 2009-06-24 18:51:02

Steven Watanabe:
> AMDG
>
> Zachary Turner wrote:
>> template<typename Handler>
>> void func(int x, Handler callback)
>> {
>>     callback(make_error_code(success), (size_t)0);
>> }
>>
>> and now I get compilation error pointing to the line above that
>> invokes callback, with the error along the lines of (it's on a
>> different machine with no network access so i can't paste it)
>>
>> void 
>> boost::_bi::protected_bind_t<F>::operator()<boost::system::error_code,
>> size_t>(A1&,A2&) const' : cannot convert parameter 2 from 'size_t' to
>> 'size_t &
>
> protect apparently doesn't even attempt perfect forwarding.
> I think that it should behave the same way as plain bind.
> Peter?

Yes, you are right. Feel free to fix it if you have the time. :-) If not, 
assign me a ticket.