rust/tests/ui/internal/internal-unstable-thread-lo...

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error[E0658]: use of unstable library feature 'function'
--> $DIR/internal-unstable-thread-local.rs:9:32
|
LL | thread_local!(static BAR: () = internal_unstable::unstable());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: add `#![feature(function)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0658`.