compiler/rustc_error_codes/src/error_codes/E0718.md

#### Note: this error code is no longer emitted by the compiler.

A `#[lang = ".."]` attribute was placed on the wrong item type.

Erroneous code example:

```compile_fail
#![feature(lang_items)]

#[lang = "owned_box"]
static X: u32 = 42;
```