2018-08-30 07:18:55 -05:00
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// run-pass
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2017-10-06 15:30:23 -05:00
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fn foo<'a, 'b>(x: &'a &'b Option<u32>) -> &'a u32 {
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let x: &'a &'a Option<u32> = x;
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match x {
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Some(r) => {
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let _: &u32 = r;
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r
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},
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&None => panic!(),
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}
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}
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pub fn main() {
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let x = Some(5);
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foo(&&x);
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}
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