"Signed integers are two's complement" from CppCon is now online!
https://www.youtube.com/watch?v=JhUxIVf1qok …
Yeah, my guess would be that the vast majority of the cited 12% perf loss is the loop optimization problems, because those can have cascading effects on downstream optimizations. But I don’t really know.
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All the other optimizations look like peephole const-folding ones. I would expect them to only be super high-impact if they lead to proving some massive chunk of code is dead?
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