[v3 patch] Implement N3421 - make functors greater<>

Marc Glisse marc.glisse@inria.fr
Fri Nov 1 11:28:00 GMT 2013


On Fri, 1 Nov 2013, Jonathan Wakely wrote:

> 2013-11-01  Jonathan Wakely  <jwakely.gcc@gmail.com>
>
>        N3421 C++1y Transparent functors
>        * include/bits/stl_function.h (plus<void>, minus<void>,
>        multiplies<void>, divides<void>, modulus<void>, negate<void>,
>        equal_to<void>, not_equal_to<void>, greater<void>, less<void>,
>        greater_equal<void>, less_equal<void>, logical_and<void>,
>        logical_or<void>, logical_not<void>, bit_and<void>, bit_or<void>,
>        bit_xor<void>, bit_not<void>): Define.

Thanks. Why use noexcept for everything except logical_not?


I noticed recently that the following worked, it will be convenient now we 
have those functors (for my own code, not the STL):

template<typename RandomAccessIterator, typename Compare = std::less<void>>
void sort(RandomAccessIterator first, RandomAccessIterator last,
           Compare comp = {});


-- 
Marc Glisse



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