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//@ only-linux //@ compile-flags: --error-format=human --color=always trait Foo<T>: Bar<T> {} trait Bar<T> {} struct Struct; impl<T, K> Foo<K> for T where T: Bar<K> {} impl<'a> Bar<()> for Struct {} fn foo() -> impl Foo<i32> { Struct } fn main() {} //~? RAW the trait bound