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			30 lines
		
	
	
		
			461 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			461 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
| //@ run-pass
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| use std::marker::PhantomData;
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| 
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| pub trait DataBind {
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|     type Data;
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| }
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| 
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| impl<T> DataBind for Global<T> {
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|     type Data = T;
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| }
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| 
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| pub struct Global<T>(PhantomData<T>);
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| 
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| pub struct Data {
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|     pub offsets: <Global<[u32; 2]> as DataBind>::Data,
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| }
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| 
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| fn create_data() -> Data {
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|     let mut d = Data { offsets: [1, 2] };
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|     d.offsets[0] = 3;
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|     d
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| }
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| 
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| 
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| fn main() {
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|     let d = create_data();
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|     assert_eq!(d.offsets[0], 3);
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|     assert_eq!(d.offsets[1], 2);
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| }
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