error[E0658]: panicking in statics is unstable --> $DIR/issue-32829.rs:1:22 | LL | static S : u64 = { { panic!("foo"); 0 } }; | ^^^^^^^^^^^^^^ | = note: see issue #51999 for more information = help: add `#![feature(const_panic)]` to the crate attributes to enable = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to previous error For more information about this error, try `rustc --explain E0658`.