[Bug libstdc++/113160] Const valarray (g)slice and indirect_array fail to match valarray in template functions

[yihuajack at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113160

--- Comment #5 from Yihua Liu <yihuajack at gmail dot com> ---
I see. Previous cppreference notes were misleading. Is there any plan to
support returning a std::valarray or matching a std::valarray? For example, if
it returns a std::valarray, it can be directly put in a pipe syntax.