Test/spv.simpleFunctionCall.frag - third_party/glslang - Git at Google

 #version 150

 in vec4 BaseColor;

 vec4 foo()
 {
     return BaseColor;
 }

 void main()
 {
     gl_FragColor = foo();
 }
	#version 150

	in vec4 BaseColor;

	vec4 foo()
	{
	return BaseColor;
	}

	void main()
	{
	gl_FragColor = foo();
	}