Re: [Boost-bugs] [Boost C++ Libraries] #5930: data() for iterator_range

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #5930: data() for iterator_range
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2011-11-07 15:48:33


#5930: data() for iterator_range
-----------------------------------+----------------------------------------
  Reporter: olafvdspek@… | Owner: neilgroves
      Type: Feature Requests | Status: new
 Milestone: To Be Determined | Component: range
   Version: Boost 1.47.0 | Severity: Problem
Resolution: | Keywords:
-----------------------------------+----------------------------------------

Comment (by rhys.ulerich@…):

 Referring to...

> > > return empty() ? NULL : &front();
> > This is rather dangerous. It only works if the iterator points to
 contiguous storage.
> Right, it should only be provided in that case.

 I asked...

> > How can a member method be provided only under certain runtime
 conditions?
> It's not a runtime condition.

 An iterator_range knowing that it represents a contiguous region of memory
 seems like a runtime condition to me. What am I missing?

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/5930#comment:8>
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