1#version 450 2 3out gl_PerVertex 4{ 5 vec4 gl_Position; 6}; 7 8invariant gl_Position; 9 10vec4 _main() 11{ 12 return vec4(1.0); 13} 14 15void main() 16{ 17 vec4 _14 = _main(); 18 gl_Position = _14; 19} 20 21