[require] GLSL >= 1.20 [vertex shader] /* Verify that the uniform array can compare with non-uniform array correctly. */ void main() { gl_Position = gl_Vertex; } [fragment shader] uniform float ff[2] = float[2](3.3, 3.5); void main() { float fff[2] = float[2](3.3, 3.5); if (fff == ff) gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0); else gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); } [test] draw rect -1 -1 2 2 probe all rgba 0.0 1.0 0.0 1.0