rust/tests/ui/consts/const-fn-error.rs
2024-09-15 09:51:32 +02:00

18 lines
330 B
Rust

const X : usize = 2;
const fn f(x: usize) -> usize {
let mut sum = 0;
for i in 0..x {
//~^ ERROR cannot convert
//~| ERROR `for` is not allowed in a `const fn`
//~| ERROR cannot call non-const fn
sum += i;
}
sum
}
#[allow(unused_variables)]
fn main() {
let a : [i32; f(X)];
}