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A comment on C++ Attribute: Likely, Unlikely. Parent comment

Re:C++ Attribute: Likely, Unlikely by o11c on Sunday October 22, 2023 @03:26PM (#37978304)
No, because speculative speculation attacks can choose to deliberately mislead the dynamic branch predictor prior to the actual attack.

Use `__builtin_speculation_safe_value` to defend against that.

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