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13 lines
220 B
Rust
13 lines
220 B
Rust
enum Ast<'a> {
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Num(usize),
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Add(&'a Ast<'a>, &'a Ast<'a>)
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}
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fn mk_add_bad1<'a,'b>(x: &'a Ast<'a>, y: &'b Ast<'b>) -> Ast<'a> {
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Ast::Add(x, y)
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//~^ ERROR lifetime may not live long enough
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}
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fn main() {
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}
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