1 error: `std::convert::identity` is not yet stable as a const fn
2 --> $DIR/convert-id-const-no-gate.rs:16:22
4 LL | const _FOO: u8 = ::std::convert::identity(42u8);
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
7 = help: in Nightly builds, add `#![feature(const_convert_id)]` to the crate attributes to enable
9 error: aborting due to previous error