src/test/ui/coherence/coherence-impl-trait-for-trait-object-safe.rs - third_party/rust - Git at Google

 // Test that we give suitable error messages when the user attempts to
 // impl a trait `Trait` for its own object type.

 // If the trait is not object-safe, we give a more tailored message
 // because we're such schnuckels:
 trait NotObjectSafe { fn eq(&self, other: Self); }
 impl NotObjectSafe for dyn NotObjectSafe { }
 //~^ ERROR E0038

 fn main() { }
	// Test that we give suitable error messages when the user attempts to
	// impl a trait `Trait` for its own object type.

	// If the trait is not object-safe, we give a more tailored message
	// because we're such schnuckels:
	trait NotObjectSafe { fn eq(&self, other: Self); }
	impl NotObjectSafe for dyn NotObjectSafe { }
	//~^ ERROR E0038

	fn main() { }