#version 310 es
precision mediump float;
precision highp int;

struct Foobar
{
    float a;
    float b;
};

const vec4 _40[3] = vec4[](vec4(1.0), vec4(2.0), vec4(3.0));
const vec4 _57[2][2] = vec4[][](vec4[](vec4(1.0), vec4(2.0)), vec4[](vec4(8.0), vec4(10.0)));
const Foobar _77[2] = Foobar[](Foobar(10.0, 40.0), Foobar(90.0, 70.0));

layout(location = 0) out vec4 FragColor;
layout(location = 0) flat in mediump int index;

void main()
{
    FragColor = ((_40[index] + _57[index][index + 1]) + vec4(30.0)) + vec4(_77[index].a + _77[index].b);
}