File: internal_features.rs

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rustc 1.88.0%2Bdfsg1-1
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#![forbid(internal_features)]
// A lang feature and a lib feature.
#![feature(intrinsics, panic_internals)]
//~^ ERROR: internal
//~| ERROR: internal

#[rustc_intrinsic]
unsafe fn copy_nonoverlapping<T>(src: *const T, dst: *mut T, count: usize);

fn main() {}