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// run-pass
#![feature(step_trait)]
use std::iter::Step;
#[cfg(target_pointer_width = "16")]
fn main() {
assert!(Step::steps_between(&0u32, &::std::u32::MAX).is_none());
}
#[cfg(any(target_pointer_width = "32", target_pointer_width = "64"))]
fn main() {
assert!(Step::steps_between(&0u32, &::std::u32::MAX).is_some());
}
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