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// check-pass
// test for #119950
// compile-flags: --crate-type lib
#![allow(internal_features)]
#![feature(allow_internal_unstable)]
#[allow_internal_unstable(min_specialization)]
macro_rules! test {
() => {
struct T<U>(U);
trait Tr {}
impl<U> Tr for T<U> {}
impl Tr for T<u8> {}
}
}
test! {}
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