# Interior mutability reflection

**URL:** <https://internals.rust-lang.org/t/interior-mutability-reflection/18198>\
**Category:** language design\
**Created:** [January 24, 2023, 11:51am UTC](https://internals.rust-lang.org/t/interior-mutability-reflection/18198 "2023-01-24T11:51:38Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![bascule](https://sea2.discourse-cdn.com/flex002/user_avatar/internals.rust-lang.org/bascule/32/3057_2.png) [@bascule](https://internals.rust-lang.org/u/bascule)\
**Post date:** [January 26, 2023, 3:59pm UTC](https://internals.rust-lang.org/t/interior-mutability-reflection/18198/5 "2023-01-26T15:59:19Z")

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Related thread which proposed an auto trait for types which have no interior mutability: [Autotrait to mark types without interior mutability](https://internals.rust-lang.org/t/autotrait-to-mark-types-without-interior-mutability/16636)

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_[View the full topic](https://internals.rust-lang.org/t/interior-mutability-reflection/18198)._