Nice. Is the best way to think of optimizing compilers, "I wonder if someone han... | Hacker News

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		abainbridge 34 days ago \| parent \| context \| favorite \| on: You can't fool the optimizer Nice. Is the best way to think of optimizing compilers, "I wonder if someone hand wrote a rule for the optimizer that fits this case"?

stouset 34 days ago [–]

Probably not, because a lot of the power of optimizing compilers comes from composing optimizations. Also a lot comes from being able to rule out undefined behavior.

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