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[patch] fix libstdc++/59215

From: Jonathan Wakely <jwakely at redhat dot com>
To: libstdc++ at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
Date: Mon, 27 Jan 2014 17:58:54 +0000
Subject: [patch] fix libstdc++/59215
Authentication-results: sourceware.org; auth=none

This fixes a tsan warning in shared_ptr by replacing the non-atomic
load with a call to _M_get_use_count() which does a relaxed atomic
load.

Tested x86_64-linux, committed to trunk. Will commit to 4.8 soon too.

Attachment: patch.txt
Description: Text document

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