mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-05 13:13:40 +00:00
26 lines
741 B
Rust
26 lines
741 B
Rust
// Reproduce the issue with vec
|
|
pub struct NoDerives;
|
|
fn fun1(foo: &mut Vec<NoDerives>, bar: &[NoDerives]) {
|
|
foo.extend_from_slice(bar); //~ ERROR
|
|
}
|
|
|
|
// Reproduce the issue with vec
|
|
// and demonstrate that other derives are ignored in the suggested output
|
|
#[derive(Default, PartialEq)]
|
|
pub struct SomeDerives;
|
|
fn fun2(foo: &mut Vec<SomeDerives>, bar: &[SomeDerives]) {
|
|
foo.extend_from_slice(bar); //~ ERROR
|
|
}
|
|
|
|
// Try and fail to reproduce the issue without vec.
|
|
// No idea why it doesnt reproduce the issue but its still a useful test case.
|
|
struct Object<T, A>(T, A);
|
|
impl<T: Clone, A: Default> Object<T, A> {
|
|
fn use_clone(&self) {}
|
|
}
|
|
fn fun3(foo: Object<NoDerives, SomeDerives>) {
|
|
foo.use_clone(); //~ ERROR
|
|
}
|
|
|
|
fn main() {}
|