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CFG: compute dominance pre/post-numbers and support dom query in O(1). - #26
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This is the same trick as in Cranelift and elsewhere, and replaces an O(|domtree depth|) iterative walk up the domtree. Important for fast validation of large function bodies.
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fitzgen
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Oct 5, 2026
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This is the same trick as in Cranelift and elsewhere, and replaces an O(domtree depth) iterative walk up the domtree. Important for fast validation of large function bodies.