# Pre-RFC: optimise(size) and optimise(no) attributes

**URL:** <https://internals.rust-lang.org/t/pre-rfc-optimise-size-and-optimise-no-attributes/7147>\
**Category:** language design\
**Created:** [March 26, 2018, 2:51pm UTC](https://internals.rust-lang.org/t/pre-rfc-optimise-size-and-optimise-no-attributes/7147 "2018-03-26T14:51:05Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![mark-i-m](https://sea2.discourse-cdn.com/flex002/user_avatar/internals.rust-lang.org/mark-i-m/32/3167_2.png) [@mark-i-m](https://internals.rust-lang.org/u/mark-i-m)\
**Post date:** [March 26, 2018, 5:38pm UTC](https://internals.rust-lang.org/t/pre-rfc-optimise-size-and-optimise-no-attributes/7147/7 "2018-03-26T17:38:52Z")

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I would prefer `#[optimize(none)]` or `#[optimize(never)]` . `no` looks like “number” or something.

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_[View the full topic](https://internals.rust-lang.org/t/pre-rfc-optimise-size-and-optimise-no-attributes/7147)._