You can write zero ops destructor as well. So yes, RAII is zero-cost abstraction... | Hacker News

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		unrealhoang on Sept 12, 2019 \| parent \| context \| favorite \| on: Why is Rust slightly slower than C? You can write zero ops destructor as well. So yes, RAII is zero-cost abstraction.

fluffything on Sept 12, 2019 [–]

I literally said so.

ncmncm on Sept 12, 2019 | [–]

You wrote that in C++ and Rust it is necessary to "opt out" of properly freeing memory. That is a false statement. It is not just incidentally false, it is fundamentally false.

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