#pragma MSP stage(vertex)
layout(location=0) in vec4 position;
void func();
vec4 func();
float func();
float func(float v);
void main()
{
	gl_Position = position;
}

/* Expected error:
<test>:4: Conflicting return type 'vec4' for function 'func'
<test>:3: Previously declared as returning 'void'
<test>:5: Conflicting return type 'float' for function 'func'
<test>:3: Previously declared as returning 'void'
*/