8 lines
165 B
Rust
8 lines
165 B
Rust
tag option[T] { some(T); none; }
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type r[T] = {mutable v: (option[T])[]};
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fn f[T]() -> [T] { ret ~[]; }
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fn main() { let r: r[int] = {mutable v: ~[]}; r.v = f(); }
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