doc_force_gc.html (705B)
1 <!-- Any copyright is dedicated to the Public Domain. 2 http://creativecommons.org/publicdomain/zero/1.0/ --> 3 <!doctype html> 4 5 <html> 6 <head> 7 <meta charset="utf-8"/> 8 <title>Performance tool + garbage collection test page</title> 9 </head> 10 11 <body> 12 <script type="text/javascript"> 13 "use strict"; 14 15 var x = 1; 16 /* global test */ 17 window.test = function() { 18 SpecialPowers.Cu.forceGC(); 19 document.body.style.borderTop = x + "px solid red"; 20 x = 1 ^ x; 21 // flush pending reflows 22 document.body.innerHeight; 23 24 // Prevent this script from being garbage collected. 25 setTimeout(window.test, 100); 26 }; 27 test(); 28 </script> 29 </body> 30 31 </html>