1 error[E0015]: cannot call non-const fn `f` in constants
2 --> $DIR/const-call.rs:6:17
4 LL | let _ = [0; f(2)];
7 = note: calls in constants are limited to constant functions, tuple structs and tuple variants
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0015`.