rust/tests/ui/consts/const-fn-stability-calls.rs
2024-02-16 20:02:50 +00:00

28 lines
457 B
Rust

//@ run-pass
#![allow(dead_code)]
#![allow(unused_variables)]
// Test use of const fn from another crate without a feature gate.
//@ aux-build:const_fn_lib.rs
extern crate const_fn_lib;
use const_fn_lib::foo;
static FOO: usize = foo();
const BAR: usize = foo();
macro_rules! constant {
($n:ident: $t:ty = $v:expr) => {
const $n: $t = $v;
}
}
constant! {
BAZ: usize = foo()
}
fn main() {
let x: [usize; foo()] = [42; foo()];
}