tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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gc-01.js (459B)

      1 // Debuggers with enabled hooks should not be GC'd even if they are otherwise
      2 // unreachable.
      3 
      4 var g = newGlobal({newCompartment: true});
      5 var actual = 0;
      6 var expected = 0;
      7 
      8 function f() {
      9    for (var i = 0; i < 20; i++) {
     10        var dbg = new Debugger(g);
     11        dbg.num = i;
     12        dbg.onDebuggerStatement = function (stack) { actual += this.num; };
     13        expected += i;
     14    }
     15 }
     16 
     17 f();
     18 gc(); gc(); gc();
     19 g.eval("debugger;");
     20 assertEq(actual, expected);