test/tint/expressions/type_ctor/mat2x2/explicit/identity/f16.wgsl

enable f16;
var<private> m = mat2x2(mat2x2<f16>(0.0h, 1.0h,
                                    2.0h, 3.0h));

fn f() -> mat2x2<f16> {
    let m_1 = mat2x2(m);
    return m_1;
}