SKIP: FAILED #version 310 es precision mediump float; void main_1() { vec3 x_1 = vec3(50.0f, 60.0f, 70.0f); vec3 x_2 = ddx_coarse(x_1); return; } void tint_symbol() { main_1(); return; } void main() { tint_symbol(); } Error parsing GLSL shader: ERROR: 0:6: 'ddx_coarse' : no matching overloaded function found ERROR: 0:6: '=' : cannot convert from ' const float' to ' temp mediump 3-component vector of float' ERROR: 0:6: '' : compilation terminated ERROR: 3 compilation errors. No code generated.