| // Bug 717104 - Unreachable debuggee globals should not keep their debuggers |
| // alive. The loop is to defeat conservative stack scanning; if the same stack |
| // locations are used each time through the loop, at least three of the |
| // debuggers should be collected. |
| |
| for (var i = 0; i < 4; i++) { |
| var g = newGlobal(); |
| var dbg = new Debugger(g); |
| dbg.onDebuggerStatement = function () { throw "FAIL"; }; |
| dbg.o = makeFinalizeObserver(); |
| dbg.loop = g; // make a cycle of strong references with dbg and g |
| } |
| |
| gc(); |
| assertEq(finalizeCount() > 0, true); |
