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trait VecN {
const DIM: usize;
}
trait Mat {
type Row: VecN;
}
fn m<M: Mat>() {
let a = [3; M::Row::DIM];
//~^ ERROR constant expression depends on a generic parameter
//~| ERROR constant expression depends on a generic parameter
}
fn main() {
}
// https://github.com/rust-lang/rust/issues/39211
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