Re: [Boost-bugs] [Boost C++ Libraries] #12895: VS 2012: zip_iterator dereference causes a compiler error

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #12895: VS 2012: zip_iterator dereference causes a compiler error
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2017-03-14 07:03:34

#12895: VS 2012: zip_iterator dereference causes a compiler error
--------------------------------+------------------------------
  Reporter:  daniel.kruegler@…  |      Owner:  jeffrey.hellrung
      Type:  Bugs               |     Status:  new
 Milestone:  To Be Determined   |  Component:  iterator
   Version:  Boost 1.63.0       |   Severity:  Problem
Resolution:                     |   Keywords:
--------------------------------+------------------------------

Comment (by daniel.kruegler@…):

 Replying to [comment:3 daniel.kruegler@…]:
 > Either one should prevent that a reference type is passed to this member
 template or the reduction code should be extended by adding an ''initial''
 reference removal:
 >
 > {{{
 > typedef typename
 >           remove_reference<typename remove_cv<typename
 >           remove_reference<Iterator>::type>::type>::type
 >         iterator;
 > }}}
 >

 In fact the application of remove_reference and remove_cv is applied in
 the wrong order, it would suffice to invert them as follows:

 {{{
 typedef typename remove_cv<typename
           remove_reference<Iterator>::type>::type
         iterator;
 }}}

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/12895#comment:4>
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