rust/tests/ui/precondition-checks/slice-get_unchecked.rs
2024-10-09 19:34:27 -04:00

21 lines
564 B
Rust

//@ run-fail
//@ compile-flags: -Copt-level=3 -Cdebug-assertions=no -Zub-checks=yes
//@ error-pattern: unsafe precondition(s) violated: slice::get_unchecked requires
//@ revisions: usize range range_to range_from backwards_range
fn main() {
unsafe {
let s = &[0];
#[cfg(usize)]
s.get_unchecked(1);
#[cfg(range)]
s.get_unchecked(1..2);
#[cfg(range_to)]
s.get_unchecked(..2);
#[cfg(range_from)]
s.get_unchecked(2..);
#[cfg(backwards_range)]
s.get_unchecked(1..0);
}
}