mirror of https://github.com/rust-lang/rust
21 lines
348 B
Rust
21 lines
348 B
Rust
use std::fmt::Debug;
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trait Str {}
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trait Something: Sized {
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fn yay<T: Debug>(_: Option<Self>, thing: &[T]);
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}
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struct X { data: u32 }
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impl Something for X {
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fn yay<T: Str>(_:Option<X>, thing: &[T]) {
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//~^ ERROR E0276
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}
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}
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fn main() {
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let arr = &["one", "two", "three"];
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println!("{:?}", Something::yay(None::<X>, arr));
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}
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