error[E0658]: `cfg(target_thread_local)` is experimental and subject to change (see issue #29594) | |
--> $DIR/feature-gate-cfg-target-thread-local.rs:19:16 | |
| | |
LL | #[cfg_attr(target_thread_local, thread_local)] | |
| ^^^^^^^^^^^^^^^^^^^ | |
| | |
= help: add #![feature(cfg_target_thread_local)] to the crate attributes to enable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0658`. |