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// see issue #70529 struct A; impl From<A> for [u8; 2] { fn from(a: A) -> Self { [0; 2] } } impl From<A> for [u8; 3] { fn from(a: A) -> Self { [0; 3] } } fn main() { let a = A; let [_, _] = a.into(); //~^ ERROR type annotations needed }