File: duplicate-diagnostic.rs

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rustc 1.86.0%2Bdfsg1-1
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//@ aux-build: p1.rs
//@ aux-build: p2.rs

//@ error-pattern: duplicate diagnostic item in crate `p2`
//@ error-pattern: note: the diagnostic item is first defined in crate `p1`

#![feature(rustc_attrs)]
extern crate p1;
extern crate p2;

#[rustc_diagnostic_item = "Foo"]
pub struct Foo {} //~ ERROR duplicate diagnostic item in crate `duplicate_diagnostic`: `Foo`
fn main() {}