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Add comment about the lack of `ExpnData` serialization for proc-macro crates
[rust.git] / src / test / ui / const-generics / issues / issue-61336-1.rs
1 #![feature(const_generics)]
2 //~^ WARN the feature `const_generics` is incomplete
3
4 // build-pass
5
6 fn f<T: Copy, const N: usize>(x: T) -> [T; N] {
7     [x; N]
8 }
9
10 fn main() {
11     let x: [u32; 5] = f::<u32, 5>(3);
12     assert_eq!(x, [3u32; 5]);
13 }