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16 lines
342 B
Rust
16 lines
342 B
Rust
//@ run-pass
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//@ only-32bit too impatient for 2⁶⁴ items
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//@ needs-unwind
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//@ compile-flags: -C debug_assertions=yes -C opt-level=3
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use std::panic;
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fn main() {
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assert_eq!((0..usize::MAX).by_ref().count(), usize::MAX);
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let r = panic::catch_unwind(|| {
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(0..=usize::MAX).by_ref().count()
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});
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assert!(r.is_err());
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}
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