[Boost-users] Antwort: Re: [boost.multi_array] Question about iterators on multi_array_views

From: bernhard.maeder_at_[hidden]
Date: 2006-05-29 08:57:41

Hi Ron

Thanks for your fast reply, I'll going to check out your fix as soon
as possible.

Thanks
Bernhard

|---------+----------------------------------->
|         |           Ronald Garcia           |
|         |           <garcia_at_[hidden]> |
|         |           Gesendet von:           |
|         |           boost-users-bounces_at_list|
|         |           s.boost.org             |
|         |                                   |
|         |                                   |
|         |           24.05.2006 19:42        |
|         |           Bitte antworten an      |
|         |           boost-users             |
|         |                                   |
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  |       An:       boost-users_at_[hidden]                                                   |
  |       Kopie:                                                                                  |
  |       Thema:    Re: [Boost-users] [boost.multi_array] Question about iterators on             |
  |        multi_array_views                                                                      |
  >-----------------------------------------------------------------------------------------------|

Greetings Bernard,

Indeed you have caught a bug in multi_array's view iterators.  I have

crafted a fix that I will check into CVS whenever Sourceforge is
amenable.  Thanks for the report.

ron

On May 24, 2006, at 8:07 AM, bernhard.maeder_at_[hidden] wrote:

> Hello everyone
>
> I'm trying to use the boost.multi_array's iterators and came across
a
> problem: calling end() on a certain multi_array_view only yields the
> same iterator, if it is called on exactly the same instance of the
> view. When, however, the view is created twice (using the same
> expression, of course), end() produces an iterator that doesn't
> compare to the first one.
>
> In other words:
>       m_a[indices[index_range()][1]].end()
>             != m_a[indices[index_range()][1]].end()
>
> I'm not sure whether this is just me, trying to use something in a
way
> it shouldn't be used, or if this is a limitation of the multi_array
> library. I'd appreciate your opinion!
>
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