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20 lines
388 B
Rust
20 lines
388 B
Rust
//@ run-pass
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trait Foo {
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extern "C" fn borrow(&self);
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extern "C" fn take(self: Box<Self>);
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}
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struct Bar;
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impl Foo for Bar {
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#[allow(improper_ctypes_definitions)]
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extern "C" fn borrow(&self) {}
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#[allow(improper_ctypes_definitions)]
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extern "C" fn take(self: Box<Self>) {}
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}
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fn main() {
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let foo: Box<dyn Foo> = Box::new(Bar);
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foo.borrow();
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foo.take()
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}
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