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Re:You Can't Fool the Optimizer by adwn on Wednesday December 03, 2025 @01:12PM (#46137876)
> Without knowing about specific compiler targets/settings this looks reasonable.

But we do, armv8-a clang 21.1.0 with O3, and it doesn't.

> […] but smart on the lowest common denominator.

No, that would be the single add instruction.

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