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From: "ispavlick at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug sanitizer/101978] thread sanitizer false positive when smart
 pointers
Date: Thu, 19 Aug 2021 16:59:08 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101978

--- Comment #1 from pavlick <ispavlick at gmail dot com> ---
Apparently this is due to condition_variable, if it is commented
        //while (! cv.wait_for(lck, 1s, [&sh_ptr](){
        //                      return sh_ptr->processed =3D=3D true;})  &&=
  true);
then there are no warnings=