Neil Schemenauer fbbbc10055 gh-127266: avoid data races when updating type slots (gh-133177) ...

In the free-threaded build, avoid data races caused by updating type
slots or type flags after the type was initially created.  For those
(typically rare) cases, use the stop-the-world mechanism.  Remove the
use of atomics when reading or writing type flags.

2025-05-27 18:27:41 -07:00

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