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17 lines
561 B
Rust
17 lines
561 B
Rust
//@build-pass
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// Some code that looks like it might be relying on promotion, but actually this is using the
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// enclosing-scope rule, meaning the reference is "extended" to outlive its block and live as long
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// as the surrounding block (which in this case is the entire program). There are multiple
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// allocations being interned at once.
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struct Gen<T>(T);
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impl<'a, T> Gen<&'a T> {
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// Can't be promoted because `T` might not be `'static`.
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const C: &'a [T] = &[];
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}
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// Can't be promoted because of `Drop`.
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const V: &Vec<i32> = &Vec::new();
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fn main() {}
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