rust/tests/ui/precondition-checks/null-slice.rs

//@ run-fail
//@ compile-flags: -Copt-level=3 -Cdebug-assertions=yes
//@ error-pattern: unsafe precondition(s) violated: slice::from_raw_parts
//@ ignore-debug

fn main() {
    unsafe {
        let _s: &[u8] = std::slice::from_raw_parts(std::ptr::null(), 0);
    }
}