rust/src/test/run-fail/str-overrun.rs
2011-07-27 15:54:33 +02:00

18 lines
369 B
Rust

// -*- rust -*-
// error-pattern:bounds check
fn main() {
let s: str = "hello";
let x: int = 0;
assert (s.(x) == 0x68 as u8);
// NB: at the moment a string always has a trailing NULL,
// so the largest index value on the string above is 5, not
// 4. Possibly change this.
// Bounds-check failure.
assert (s.(x + 6) == 0x0 as u8);
}