michael@0: if (typeof gczeal != "function")
michael@0:     gczeal = function() {}
michael@0: 
michael@0: for (a = 0; a < 9; a++)
michael@0:     for (b = 0; b < 1; b++)
michael@0:         for (c = 0; c < 2; c++)
michael@0:             gczeal();
michael@0: 
michael@0: for each(e in [NaN])
michael@0:     for (d = 0; d < 1; d++)
michael@0:         z = 0;
michael@0: 
michael@0: for (w in [0, 0])
michael@0:     {}
michael@0: 
michael@0: x = 0;
michael@0: 
michael@0: for (e = 0; e < 3; e++)
michael@0:     for (f = 0; f < 4; f++)
michael@0:         x = -x
michael@0: 
michael@0: // don't crash