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rust/tests/ui/repeat-expr/infer.rs
2024-02-16 20:02:50 +00:00

17 lines
322 B
Rust

//@ check-pass
#[derive(Clone, Default)]
struct MaybeCopy<T>(T);
impl Copy for MaybeCopy<u8> {}
fn is_copy<T: Copy>(x: T) {
println!("{}", std::any::type_name::<T>());
}
fn main() {
is_copy(MaybeCopy::default());
[MaybeCopy::default(); 13];
// didn't work, because `Copy` was only checked in the mir
}