mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 09:14:20 +00:00
15 lines
646 B
Rust
15 lines
646 B
Rust
//@ revisions: old new
|
|
//@[old] edition:2015
|
|
//@[new] edition:2021
|
|
fn id<F>(f: Copy) -> usize {
|
|
//~^ ERROR the trait `Copy` cannot be made into an object
|
|
//~| ERROR: the size for values of type `(dyn Copy + 'static)`
|
|
//[old]~| WARN trait objects without an explicit `dyn` are deprecated
|
|
//[old]~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
|
|
//[old]~| WARN trait objects without an explicit `dyn` are deprecated
|
|
//[old]~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
|
|
f()
|
|
//~^ ERROR: expected function, found `(dyn Copy + 'static)`
|
|
}
|
|
fn main() {}
|