mirror of
https://github.com/rust-lang/rust
synced 2024-09-05 16:57:03 +00:00
47 lines
616 B
Rust
47 lines
616 B
Rust
trait Foo {
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type X;
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type Y;
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}
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fn have_x_want_x<T:Foo<X=u32>>(t: &T)
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{
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want_x(t);
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}
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fn have_x_want_y<T:Foo<X=u32>>(t: &T)
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{
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want_y(t); //~ ERROR type mismatch
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}
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fn have_y_want_x<T:Foo<Y=i32>>(t: &T)
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{
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want_x(t); //~ ERROR type mismatch
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}
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fn have_y_want_y<T:Foo<Y=i32>>(t: &T)
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{
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want_y(t);
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}
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fn have_xy_want_x<T:Foo<X=u32,Y=i32>>(t: &T)
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{
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want_x(t);
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}
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fn have_xy_want_y<T:Foo<X=u32,Y=i32>>(t: &T)
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{
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want_y(t);
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}
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fn have_xy_want_xy<T:Foo<X=u32,Y=i32>>(t: &T)
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{
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want_x(t);
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want_y(t);
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}
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fn want_x<T:Foo<X=u32>>(t: &T) { }
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fn want_y<T:Foo<Y=i32>>(t: &T) { }
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fn main() { }
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