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21 lines
354 B
Rust
21 lines
354 B
Rust
#![feature(never_type, never_type_fallback)]
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#![feature(exhaustive_patterns)]
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#![allow(unreachable_code)]
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#![deny(unreachable_patterns)]
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enum Void {}
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impl Iterator for Void {
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type Item = Void;
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fn next(&mut self) -> Option<Void> {
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None
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}
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}
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fn main() {
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for _ in unimplemented!() as Void {}
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//~^ ERROR unreachable pattern
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}
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