[committed] libstdc++: Improve Doxygen docs for std::allocator_traits specializations

Pushed to trunk. -- >8 -- The main fix here is to use @header so that the docs show the correct header file instead of an internal header like alloc_traits.h. libstdc++-v3/ChangeLog: * include/bits/alloc_traits.h: Improve doxygen docs for allocator_traits specializations.

[committed] libstdc++: Improve doxygen docs for

Tested powerpc64le-linux. Pushed to trunk. -- >8 -- Add @headerfile and @since tags. Add gamma_distribution to the correct group (poisson distributions). Add a group for the sampling distributions and add the missing definitions of their probability functions. Add uniform_int_distribution back to

[committed] libstdc++: Improve doxygen docs for

Tested powerpc64le-linux. Docs tested on Fedora 37 with Doxygen 1.9.7 from current git master. Pushed to trunk. I'll probably backport this too. -- >8 -- libstdc++-v3/ChangeLog: * include/bits/memory_resource.h: Improve doxygen comments. * include/std/memory_resource: Likewise.

[committed] libstdc++: Improve doxygen docs for smart pointers

Signed-off-by: Jonathan Wakely libstdc++-v3/ChangeLog: * include/bits/shared_ptr.h: Add @since and @headerfile tags. * include/bits/unique_ptr.h: Add @headerfile tags. Tested powerpc64le-linux. Committed to trunk. commit 30b300de8eb9a53c8ad8d80caf06e386e916bc66 Author: Jonathan