From: Thomas Rodgers <rodgert@appliantology.com>
Date: Tue, 8 Jun 2021 22:41:31 +0000 (-0700)
Subject: [libstdc++] Remove unused hasher instance.
X-Git-Tag: basepoints/gcc-13~7002
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=16a8e18858abdc877b14caf33dec24aada1a3308;p=thirdparty%2Fgcc.git

[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 --git a/libstdc++-v3/include/std/barrier b/libstdc++-v3/include/std/barrier
index fd61fb4f9da5..4210e30d1cef 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)