// Ensure that GLSL type aliases compile without error
#version 300

float f;
uint u;

vec4 main(vec2 coords) {
    uvec2 uv2 = uvec2(u, u);
    uvec3 uv3 = uvec3(uv2, u);
    uvec4 uv4 = uvec4(uv3, u);

    mat2x4 m2 = mat2x4(mat2x3(mat2x2(f)));
    mat3x4 m3 = mat3x4(mat3x3(mat3x2(f)));
    mat4x4 m4 = mat4x4(mat4x3(mat4x2(f)));

    return vec4(uv4) * m2[0] * m3[0] * m4[0];
}