Re: std::thread does not follow RAII principles

From	Bonita Montero <Bonita.Montero@gmail.com>
Newsgroups	comp.lang.c++
Subject	Re: std::thread does not follow RAII principles
Date	2021-05-28 08:26 +0200
Organization	A noiseless patient Spider
Message-ID	<s8q2fc$8nm$1@dont-email.me> (permalink)
References	(14 earlier) <d9f55950-a420-4063-a4ca-86a1cc8a6803n@googlegroups.com> <ihb4kdFt2e6U1@mid.individual.net> <d106201a-aab3-4964-a415-5cc4dc7e482en@googlegroups.com> <ihbb58Ft2e6U2@mid.individual.net> <ef425420-6a00-456d-bcc2-87f6851eae8dn@googlegroups.com>

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> When I do by hand, set some atomic flag (that thread checks if it
> should stop) and then join then I can measure, can mock that flag
> checking function. It is lot easier?

And if you load that flag relaxed and it is shared in several
cachelines of different cores the check is usually predicted
as false by the branch-prediction so that checking that flag
almost takes no overhead.

Thread

Re: std::thread does not follow RAII principles MrSpook_ry@939_6htz773e0qeya.eu - 2021-05-27 08:18 +0000
  Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 11:02 +0200
    Re: std::thread does not follow RAII principles MrSpook_b28s@jxgz6zklebr1.tv - 2021-05-27 10:24 +0000
      Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 12:33 +0200
        Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 12:40 +0200
          Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 12:55 +0200
        Re: std::thread does not follow RAII principles MrSpook_d4c3Jb7l7@8dftupdzk09cop2.co.uk - 2021-05-27 11:05 +0000
          Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 13:14 +0200
            Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 13:18 +0200
            Re: std::thread does not follow RAII principles MrSpook_b_x@ukpge.org - 2021-05-27 15:54 +0000
              Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-27 19:32 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-27 19:00 +0100
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-27 17:52 -0700
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 05:24 +0200
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 05:27 +0200
                Re: std::thread does not follow RAII principles Ian Collins <ian-news@hotmail.com> - 2021-05-28 14:59 +1200
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-27 20:37 -0700
                Re: std::thread does not follow RAII principles Ian Collins <ian-news@hotmail.com> - 2021-05-28 16:50 +1200
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 06:53 +0200
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-27 23:07 -0700
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 08:26 +0200
                Re: std::thread does not follow RAII principles Ian Collins <ian-news@hotmail.com> - 2021-05-28 21:01 +1200
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 13:04 +0200
                Re: std::thread does not follow RAII principles Branimir Maksimovic <branimir.maksimovic@gmail.com> - 2021-05-28 17:06 +0000
                Re: std::thread does not follow RAII principles scott@slp53.sl.home (Scott Lurndal) - 2021-05-28 17:51 +0000
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 20:00 +0200
                Re: std::thread does not follow RAII principles Branimir Maksimovic <branimir.maksimovic@gmail.com> - 2021-05-28 21:42 +0000
                Re: std::thread does not follow RAII principles Branimir Maksimovic <branimir.maksimovic@gmail.com> - 2021-05-28 17:03 +0000
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 03:55 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 12:02 +0100
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 13:15 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 12:40 +0100
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 13:55 +0200
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 13:57 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 14:29 +0100
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 15:48 +0200
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 16:16 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 15:45 +0100
                Re: std::thread does not follow RAII principles Bonita Montero <Bonita.Montero@gmail.com> - 2021-05-28 17:30 +0200
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 19:54 +0100
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-28 15:08 +0100
                Re: std::thread does not follow RAII principles Branimir Maksimovic <branimir.maksimovic@gmail.com> - 2021-05-28 17:08 +0000
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-29 01:42 -0700
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-29 13:05 +0100
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-29 13:44 +0100
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-29 06:34 -0700
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-29 14:48 +0100
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-29 07:59 -0700
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-29 18:15 +0100
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-29 19:03 -0700
                Re: std::thread does not follow RAII principles Chris Vine <chris@cvine--nospam--.freeserve.co.uk> - 2021-05-30 11:48 +0100
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-30 09:35 -0700
                Re: std::thread does not follow RAII principles Öö Tiib <ootiib@hot.ee> - 2021-05-29 06:51 -0700
                Re: std::thread does not follow RAII principles MrSpook_jx@zp238i0_j1.net - 2021-05-28 11:11 +0000

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