#version 310 es precision mediump float; void f() { float a = 4.0f; vec3 b = vec3(1.0f, 2.0f, 3.0f); vec3 r = (a + b); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { f(); return; }