michael@0: // Check marking through the values of a Map.
michael@0: 
michael@0: load(libdir + "referencesVia.js");
michael@0: 
michael@0: var m = new Map;
michael@0: for (var i = 0; i < 20; i++) {
michael@0:     var n = new Map;
michael@0:     n.set(i, m);
michael@0:     assertEq(referencesVia(n, 'value', m), true);
michael@0:     m = n;
michael@0: }
michael@0: 
michael@0: gc();
michael@0: gc();