rust/tests/ui/consts/const-eval/stable-metric/ctfe-simple-loop.rs

24 lines
545 B
Rust

//@ check-pass
//@ revisions: warn allow
#![cfg_attr(warn, warn(long_running_const_eval))]
#![cfg_attr(allow, allow(long_running_const_eval))]
//@ compile-flags: -Z tiny-const-eval-limit
const fn simple_loop(n: u32) -> u32 {
let mut index = 0;
while index < n {
//~^ WARN is taking a long time
//[warn]~| WARN is taking a long time
//[warn]~| WARN is taking a long time
index = index + 1;
}
0
}
const X: u32 = simple_loop(19);
const Y: u32 = simple_loop(35);
fn main() {
println!("{X}");
}