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error[E0573]: expected type, found built-in attribute `export_name`
--> $DIR/issue-83471.rs:15:13
|
LL | fn call(export_name);
| ^^^^^^^^^^^ not a type
error[E0658]: language items are subject to change
--> $DIR/issue-83471.rs:7:1
|
LL | #[lang = "sized"]
| ^^^^^^^^^^^^^^^^^
|
= help: add `#![feature(lang_items)]` to the crate attributes to enable
error[E0658]: language items are subject to change
--> $DIR/issue-83471.rs:11:1
|
LL | #[lang = "fn"]
| ^^^^^^^^^^^^^^
|
= help: add `#![feature(lang_items)]` to the crate attributes to enable
warning: anonymous parameters are deprecated and will be removed in the next edition
--> $DIR/issue-83471.rs:15:13
|
LL | fn call(export_name);
| ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: export_name`
|
= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
= note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
= note: `#[warn(anonymous_parameters)]` on by default
error[E0718]: `fn` language item must be applied to a trait with 1 generic argument
--> $DIR/issue-83471.rs:11:1
|
LL | #[lang = "fn"]
| ^^^^^^^^^^^^^^
...
LL | trait Fn {
| - this trait has 0 generic arguments
error[E0425]: cannot find function `a` in this scope
--> $DIR/issue-83471.rs:21:5
|
LL | a()
| ^ not found in this scope
error: aborting due to 5 previous errors; 1 warning emitted
Some errors have detailed explanations: E0425, E0573, E0658, E0718.
For more information about an error, try `rustc --explain E0425`.
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