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21 lines
356 B
Rust
21 lines
356 B
Rust
use std::fmt::Debug;
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macro_rules! i {
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($($tr:tt)*) => { impl $($tr)* };
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}
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fn foo(x: i!(Debug), y: i!(Debug)) -> String {
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let mut a = x;
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a = y; //~ ERROR mismatched
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format!("{:?}", a)
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}
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trait S<T> {}
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fn much_universe<T: S<i!(Debug)>, U: IntoIterator<Item = i!(Iterator<Item = i!(Clone)>)>>(
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_: i!(Debug + Clone),
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) {
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}
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fn main() {}
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