mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
31 lines
911 B
Rust
31 lines
911 B
Rust
#![feature(stmt_expr_attributes)]
|
|
|
|
fn main() {
|
|
// fold_stmt (Item)
|
|
#[allow(dead_code)]
|
|
#[derive(Debug)] // should not warn
|
|
struct Foo;
|
|
|
|
// fold_stmt (Mac)
|
|
#[derive(Debug)] //~ ERROR `derive` may only be applied to `struct`s, `enum`s and `union`s
|
|
println!("Hello, world!");
|
|
|
|
// fold_stmt (Semi)
|
|
#[derive(Debug)] //~ ERROR `derive` may only be applied to `struct`s, `enum`s and `union`s
|
|
"Hello, world!";
|
|
|
|
// fold_stmt (Local)
|
|
#[derive(Debug)] //~ ERROR `derive` may only be applied to `struct`s, `enum`s and `union`s
|
|
let _ = "Hello, world!";
|
|
|
|
// visit_expr
|
|
let _ = #[derive(Debug)] "Hello, world!";
|
|
//~^ ERROR `derive` may only be applied to `struct`s, `enum`s and `union`s
|
|
|
|
let _ = [
|
|
// filter_map_expr
|
|
#[derive(Debug)] //~ ERROR `derive` may only be applied to `struct`s, `enum`s and `union`s
|
|
"Hello, world!",
|
|
];
|
|
}
|