error[E0015]: cannot call non-const fn `invalid` in constants --> $DIR/issue-32829-2.rs:10:9 | LL | invalid(); | ^^^^^^^^^ | = note: calls in constants are limited to constant functions, tuple structs and tuple variants error[E0015]: cannot call non-const fn `invalid` in statics --> $DIR/issue-32829-2.rs:32:9 | LL | invalid(); | ^^^^^^^^^ | = note: calls in statics are limited to constant functions, tuple structs and tuple variants = note: consider wrapping this expression in `Lazy::new(|| ...)` from the `once_cell` crate: https://crates.io/crates/once_cell error[E0015]: cannot call non-const fn `invalid` in statics --> $DIR/issue-32829-2.rs:54:9 | LL | invalid(); | ^^^^^^^^^ | = note: calls in statics are limited to constant functions, tuple structs and tuple variants = note: consider wrapping this expression in `Lazy::new(|| ...)` from the `once_cell` crate: https://crates.io/crates/once_cell error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0015`.