#version 450 #extension GL_EXT_debug_printf : require void main() { debugPrintfEXT("Foo %f %f", 1.0, 2.0); vec4 _17 = vec4(0.0, 0.0, 0.0, 1.0); gl_Position = vec4(0.0, 0.0, 0.0, 1.0); }