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Okay, can someone give an explanation for why Rust does not mimic the -O fast behavior? Is this something they plan to add?
by vkaku 7y ago
Okay, can someone give an explanation for why Rust does not mimic the -O fast behavior? Is this something they plan to add?
- steveklabnik 7y agoIt leads to undefined behavior in safe code in the general case. We may add a wrapping type, similar to what we do for integer behavior. But in general, adding flags to change major behavior is not something we do.