[require]
GLSL >= 1.30
[vertex shader]
#version 130
attribute uint u;
attribute uvec2 u2;
attribute uvec3 u3;
attribute uvec4 u4;
vec2 global = u2;
vec3 ko()
{
	return u3;
}
void main()
{
	global += ko().zx;
	gl_Position = gl_Vertex;
}

[test]