Auto merge of #101483 - oli-obk:guaranteed_opt, r=fee1-dead

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The `<*const T>::guaranteed_*` methods now return an option for the unknown case

cc https://github.com/rust-lang/rust/issues/53020#issuecomment-1236932443

I chose `0` for "not equal" and `1` for "equal" and left `2` for the unknown case so backends can just forward to raw pointer equality and it works ✨

r? `@fee1-dead` or `@lcnr`

cc `@rust-lang/wg-const-eval`

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bors 2022-09-10 09:50:21 +00:00

parent 9a15180f8e 1e705619d5

commit 5fdf4eb4b4

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