Lucas Beyer asks whether pointers can be replaced with array indexes
Overview
Lucas Beyer asks on X whether pointers can be replaced by indexes into an array.
His post quotes prompts that Jarred Sumner gave Claude for performance work, covering flat arrays, packed index bits, and structure-of-arrays layouts. The report contains only the question and the quoted prompts, with no benchmark results or conclusions.
Written by AI from the articles below · updated Nov 2, 1:29 PM ET
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Lucas Beyer (bl16)@giffmanaXLucas Beyer asks if pointers can become array indexesAILucas Beyer asks whether pointers can be replaced by indexes into an array. The post quotes Jarred Sumner's prompts to Claude for performance work, including flat arrays, packed index bits, and structure-of-arrays layouts.
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