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#![allow(unused_variables)]
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#![allow(unused_assignments)]
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#![allow(dead_code)]
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#![deny(unreachable_code)]
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#![feature(never_type, type_ascription)]
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fn a() {
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// the cast is unreachable:
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let x = type_ascribe!({return}, !); //~ ERROR unreachable
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}
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fn main() { }
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