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/gc-02.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,28 @@
     1.4 +// Dispatching an event to a debugger must keep enough of it gc-alive to avoid
     1.5 +// crashing.
     1.6 +
     1.7 +var g = newGlobal();
     1.8 +var hits;
     1.9 +
    1.10 +function addDebug() {
    1.11 +    // The loop is here to defeat the conservative GC. :-\
    1.12 +    for (var i = 0; i < 4; i++) {
    1.13 +        var dbg = new Debugger(g);
    1.14 +        dbg.onDebuggerStatement = function (stack) {
    1.15 +            hits++;
    1.16 +            this.enabled = false;
    1.17 +            this.onDebuggerStatement = undefined;
    1.18 +            gc();
    1.19 +        };
    1.20 +        if (i > 0) {
    1.21 +            dbg.enabled = false;
    1.22 +            dbg.onDebuggerStatement = undefined;
    1.23 +            dbg = null;
    1.24 +        }
    1.25 +    }
    1.26 +}
    1.27 +
    1.28 +addDebug();
    1.29 +hits = 0;
    1.30 +g.eval("debugger;");
    1.31 +assertEq(hits, 1);