SKIP: FAILED #version 310 es void main_1() { uint u1 = 10u; int i1 = 30; uvec2 v2u1 = uvec2(10u, 20u); ivec2 v2i1 = ivec2(30, 40); int x_1 = countbits(i1); return; } void tint_symbol() { main_1(); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { tint_symbol(); return; } Error parsing GLSL shader: ERROR: 0:8: 'countbits' : no matching overloaded function found ERROR: 0:8: '=' : cannot convert from ' const float' to ' temp highp int' ERROR: 0:8: '' : compilation terminated ERROR: 3 compilation errors. No code generated.