src/test/ui/panic-handler/panic-handler-duplicate.rs


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// compile-flags:-C panic=abort

#![feature(lang_items)]
#![no_std]
#![no_main]

use core::panic::PanicInfo;

#[panic_handler]
fn panic(info: &PanicInfo) -> ! {
    loop {}
}

#[lang = "panic_impl"]
fn panic2(info: &PanicInfo) -> ! { //~ ERROR duplicate lang item found: `panic_impl`.
    loop {}
}