This patch adds AAHotCold, which propagates the cold attribute.
The Attribute marks a function as cold if all of it's callers are cold.
Other ways of propagating the hot/cold attributes are planned.
Differential D107409
[Attributor] Propagate Cold attribute inter procedurally kuter on Aug 3 2021, 4:24 PM. Authored by
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Event TimelineComment Actions Use a BitState instead of hacky Option<bool> |