[pixel shader]
static const float4 array_st[(2 + 1) * 2] = {
    11, 12, 13, 14,
    21, 22, 23, 24,
    31, 32, 33, 34,
    41, 42, 43, 44,
    51, 52, 53, 54,
    61, 62, 63, 64,
};

float4 main() : SV_TARGET
{
    return array_st[1];
}

[test]
draw quad
probe all rgba (21, 22, 23, 24)


[pixel shader]
static const float4 array_st[2*2][1+1] = {
    11, 12, 13, 14,
    21, 22, 23, 24,
    31, 32, 33, 34,
    41, 42, 43, 44,
    51, 52, 53, 54,
    61, 62, 63, 64,
    71, 72, 73, 74,
    81, 82, 83, 84,
};

float4 main() : SV_TARGET
{
    return array_st[2][1];
}

[test]
draw quad
probe all rgba (61, 62, 63, 64)