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# Test that GLSL built-in global variables can be accessed from a
# function that is neither defined nor declared in the compilation
# unit that defines main().
[require]
GLSL >= 1.10
[vertex shader]
void f();
void main()
{
f();
}
[vertex shader]
void g()
{
gl_Position = gl_Vertex;
gl_FrontColor = vec4(0.0, 1.0, 0.0, 1.0);
}
void f()
{
g();
}
[fragment shader]
void main()
{
gl_FragColor = gl_Color;
}
[test]
draw rect -1 -1 2 2
probe all rgba 0.0 1.0 0.0 1.0
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