public inbox for libstdc++-cvs@sourceware.org
help / color / mirror / Atom feed
From: Thomas Rodgers <rodgertq@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org
Subject: [gcc r12-1311] [libstdc++] Remove unused hasher instance.
Date: Tue,  8 Jun 2021 22:42:38 +0000 (GMT)	[thread overview]
Message-ID: <20210608224238.CE54E385DC33@sourceware.org> (raw)

https://gcc.gnu.org/g:16a8e18858abdc877b14caf33dec24aada1a3308

commit r12-1311-g16a8e18858abdc877b14caf33dec24aada1a3308
Author: Thomas Rodgers <rodgert@appliantology.com>
Date:   Tue Jun 8 15:41:31 2021 -0700

    [libstdc++] Remove unused hasher instance.
    
    This is a remnant of poorly executed refactoring.
    
    libstdc++-v3/ChangeLog:
    
            * include/std/barrier (__tree_barrier::_M_arrive): Remove
            unnecessary hasher instantiation.

Diff:
---
 libstdc++-v3/include/std/barrier | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libstdc++-v3/include/std/barrier b/libstdc++-v3/include/std/barrier
index fd61fb4f9da..4210e30d1ce 100644
--- a/libstdc++-v3/include/std/barrier
+++ b/libstdc++-v3/include/std/barrier
@@ -103,7 +103,6 @@ It looks different from literature pseudocode for two main reasons:
 			   static_cast<__barrier_phase_t>(__old_phase_val + 2);
 
 	size_t __current_expected = _M_expected;
-	std::hash<std::thread::id> __hasher;
 	__current %= ((_M_expected + 1) >> 1);
 
 	for (int __round = 0; ; ++__round)


                 reply	other threads:[~2021-06-08 22:42 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210608224238.CE54E385DC33@sourceware.org \
    --to=rodgertq@gcc.gnu.org \
    --cc=gcc-cvs@gcc.gnu.org \
    --cc=libstdc++-cvs@gcc.gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).