1#version 330 2 3struct S 4{ 5 float a; 6}; 7 8float func(S s) 9{ 10 return s.a; 11} 12 13layout(location = 0) out vec4 o_color; 14 15void main() 16{ 17 float c = func(1.0f); // ERROR: no matching function 18 o_color = vec4(c); 19} 20