On Fri, Sep 27, 2019 at 06:00:11PM +0300, Vladimir Grigoriev via Std-Discussion wrote:
> In the Standard in the section devoted to the deduction guide there is nothing said what template parameters may be used.
>
> So a question arises whether non-type template parameters can be used in a deduction guide?  That is can a deduction guide deduce a non-type parameter? If not then the Standard should explicitly say about this restriction.

Same way you can deduce non-type template parameters in template
argument deduction for function templates.


Christof

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