[mlpack] Regarding move constructor of dtree.

[Piyush Jaiswal]

Oh ok, this makes it much clearer now.

On Fri, Jan 20, 2017 at 7:00 AM, Sudhanshu Ranjan <sranjan.sud at gmail.com>
wrote:

> If I am not wrong, most probably armadillo's implementation of move
> constructor takes care of that.
> It convert it into a matrix of size 0*1.
> You can have a look at :
>   https://github.com/conradsnicta/armadillo-code/blob/devel/
> include/armadillo_bits/Col_meat.hpp#L271
>   and at http://pastebin.com/xTJXa3cC.
>
> Sudhanshu Ranjan
>
>
> On Thu, Jan 19, 2017 at 10:30 PM, <mlpack-request at lists.mlpack.org> wrote:
>
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>>    1. Doubt regarding move constructor in det (Piyush Jaiswal)
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>> ----------------------------------------------------------------------
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>> Message: 1
>> Date: Thu, 19 Jan 2017 22:14:35 +0530
>> From: Piyush Jaiswal <piyush.jaiswal at st.niituniversity.in>
>> To: mlpack at lists.mlpack.org
>> Subject: [mlpack] Doubt regarding move constructor in det
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>> Hi,
>> When calling the move constructor while moving one DTree to another DTree
>> in det,
>> *std::move* is used to move the value of the member variables - maxVals
>> and
>> minVals to the other DTree and then not initialized later on in the
>> original DTree. Wouldn't this leave these values in an unspecified state
>> when accessing them with the original DTree?
>>
>> Thanks,
>> Piyush
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