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From: David Abrahams (dave_at_[hidden])
Date: 2004-12-03 14:22:07

Victor A. Wagner Jr. wrote:
> At Thursday 2004-12-02 18:52, you wrote:
>> Victor A. Wagner Jr. wrote:
>>> The program that causes this error used to compile (until a few
>>> days ago) I'm using the cvs HEAD
>>> c:\boost\include\boost-1_32\boost\iterator\iterator_facade.hpp(326)
>>> : error C2664: 'boost::implicit_cast' : cannot convert parameter
>>> 1 from 'const std::string *__w64 ' to
>>> 'boost::mpl::identity::type' with [
>>> T=boost::detail::operator_arrow_result,std::basic_string,std::allocator>::const_iterator,std::string>,std::string,boost::detail::minimum_category::type>::type,const
>>> std::string
>>> &>::value_type,boost::iterator_facade,std::basic_string,std::allocator>::const_iterator,std::string>,std::string,boost::detail::minimum_category::type>::type,const
>>> std::string
>>> &>::reference,boost::iterator_facade,std::basic_string,std::allocator>::const_iterator,std::string>,std::string,boost::detail::minimum_category::type>::type,const
>>> std::string &>::pointer>::type ] Conversion loses qualifiers
>> That's funny, I've spent the better part of today trying to track a
>> similar issue down. My scenario doesn't involve date_time,
>> however. It uses tokenizer directly (which is getting used
>> indirectly in your case by date_time). But my scenario is
>> complicated, and my efforts to find a simplier repro have failed.
>> Not a problem in date_time, but certainly a problem either in
>> tokenizer or iterator (or possibly a compiler bug). I'm continuing
>> to investigate.
> would my attempting to reduce it to a simpler test case be useful??

This is almost certainly related to . If you
look through that thread you will understand the issues, and see that I
had checked in a partial fix for a different problem a few days ago that
caused some other problems in turn. Now there's what should be a fix in
the CVS. Please let me know if that's not the case.

Dave Abrahams
Boost Consulting

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