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Filters Author: Paul McKenney LEWG Clear all
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Paper Title Authors Audience Doc Date Audit
P4221R3 Atomic Compare M. Michael, P. McKenney, M. Wong
LEWG
Mailing Date 2026-07 Post-Brno
Author(s) Maged Michael, Paul McKenney, Michael Wong
Target Audience LEWG
Revisions R2R1R0
Tracking issue View on GitHub
Abstract This paper proposes adding a `compare_load` member function to `std::atomic<T>` and `std::atomic_ref<T>`, alongside corresponding free functions. This function performs an atomic comparison of the atomic object's value with an expected value, following the same value representation comparison semantics as `compare_exchange_strong`. It updates the expected argument on failure, operating entirely as
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