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[PATCH] Use __builtin_memmove for trivially copy assignable types

From: Glen Fernandes <glen dot fernandes at gmail dot com>
To: libstdc++ at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
Cc: jwakely at redhat dot com
Date: Sat, 16 Jun 2018 02:01:21 -0400
Subject: [PATCH] Use __builtin_memmove for trivially copy assignable types

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.

Glen

Attachment: patch.txt
Description: Text document

Follow-Ups:
- Re: [PATCH] Use __builtin_memmove for trivially copy assignable types
  - From: Jonathan Wakely
- Re: [PATCH] Use __builtin_memmove for trivially copy assignable types
  - From: Marc Glisse

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