uniform half4 colorGreen, colorRed;
uniform float[5] testArray;

struct S {
    int x, y;
    half2x2 m;
    float[5] a;
};

half4 main(float2 coords) {
    float array[5] = float[5](1, 2, 3, 4, 5);
    S s1 = S(1, 2, half2x2(1), array);
    S s2 = S(1, 2, half2x2(1), testArray);
    S s3 = S(1, 2, half2x2(2), float[5](1, 2, 3, 4, 5));

    return (s1 == s2) && (s1 != s3) ? colorGreen : colorRed;
}