Re: [Boost-users] [lambda] if-then-else construct gets broken by lambda-lib

From: Sebastian Weber (sebastian.weber_at_[hidden])
Date: 2006-11-08 02:42:08

Hi Stuart!

> Try this -
> 
> boost::function< double (std::size_t) > wf = (sIndex < m_maxIndex+1) ?
> boost::function< double (std::size_t) >(
> boost::lambda::bind(boost::ref(m_cf), sDeg, boost::lambda::_1) ) ) : (
> boost::ref(*m_wf) );
> 
> i.e. make sure the first expression is explicitly a boost::function<
> double (std::size_t) >, as the second is convertible to that.

Cool, this works! But why is this explicit cast necessary in this case?

Greetings,

Sebastian Weber

> 
> Stuart Dootson
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