The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/debug/Script-gc-01.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,27 @@
     1.4 +// |jit-test| debug
     1.5 +// Debugger.Script instances with live referents stay alive.
     1.6 +
     1.7 +var N = 4;
     1.8 +var g = newGlobal();
     1.9 +var dbg = new Debugger(g);
    1.10 +var i;
    1.11 +dbg.onDebuggerStatement = function (frame) {
    1.12 +    assertEq(frame.script instanceof Debugger.Script, true);
    1.13 +    frame.script.id = i;
    1.14 +};
    1.15 +
    1.16 +g.eval('var arr = [];')
    1.17 +for (i = 0; i < N; i++)  // loop to defeat conservative GC
    1.18 +    g.eval("arr.push(function () { debugger }); arr[arr.length - 1]();");
    1.19 +
    1.20 +gc();
    1.21 +
    1.22 +var hits;
    1.23 +dbg.onDebuggerStatement = function (frame) {
    1.24 +    hits++;
    1.25 +    assertEq(frame.script.id, i);
    1.26 +};
    1.27 +hits = 0;
    1.28 +for (i = 0; i < N; i++)
    1.29 +    g.arr[i]();
    1.30 +assertEq(hits, N);