error[E0015]: cannot call non-const fn `foo` in statics --> $DIR/static-vec-repeat-not-constant.rs:3:25 | LL | static a: [isize; 2] = [foo(); 2]; | ^^^^^ | = note: calls in statics are limited to constant functions, tuple structs and tuple variants = note: consider wrapping this expression in `std::sync::LazyLock::new(|| ...)` error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0015`.