[PATCH] Use __builtin_memmove for trivially copy assignable types

[Marc Glisse]

On Sat, 16 Jun 2018, Glen Fernandes wrote:

> Use __builtin_memmove for trivially copy assignable types
>
> 2018-06-14  Glen Joseph Fernandes  <glenjofe@gmail.com>
>
>        * include/bits/stl_algobase.h
>        (__is_simple_copy_move): Defined helper.
>        (__copy_move_a): Used helper.
>        (__copy_move_backward_a): Likewise.
>        * testsuite/25_algorithms/copy/58982.cc: Updated tests.
>        * testsuite/25_algorithms/copy_n/58982.cc: Likewise.
>
> Tested x86_64-pc-linux-gnu.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68350 looks related but for a 
different function. Hopefully the issues discussed there don't apply 
here...


-- 
Marc Glisse