<svg xmlns="http://www.w3.org/2000/svg" onload=" document.documentElement.pauseAnimations(); document.documentElement.setCurrentTime(0); document.getElementById('a').beginElementAt(1); document.documentElement.setCurrentTime(2)"> <!-- This test case sets up a cycle between simultaneous instance times such that when the instance times are sorted if this cycle is not detected we will crash. --> <rect width="100" height="100" fill="red"> <set attributeName="fill" to="blue" begin="a.begin" dur="4s"/> <set attributeName="fill" to="green" id="a" begin="b.begin; 3s" dur="4s"/> <set attributeName="fill" to="red" id="b" begin="a.begin" dur="4s"/> </rect> </svg>