rust/tests/ui/precondition-checks/unchecked_shl.rs

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2024-10-07 19:34:25 -04:00
//@ run-fail
//@ compile-flags: -Copt-level=3 -Cdebug-assertions=no -Zub-checks=yes
//@ error-pattern: unsafe precondition(s) violated: u8::unchecked_shl cannot overflow
#![feature(unchecked_shifts)]
fn main() {
unsafe {
0u8.unchecked_shl(u8::BITS);
}
}