[Bug libstdc++/24704] __gnu_cxx::__exchange_and_add is called even for single threaded applications

[pcarlini at suse dot de]

------- Comment #24 from pcarlini at suse dot de  2006-05-22 14:44 -------
Humm, maybe I (we ;) was wrong: I'm doing some benchmarks and it looks like the
cost of checking __gthread_active_p() compared to that of an atomic operation
is very small... More later.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24704