michael@0: // Try to test that we handle shape regeneration correctly.
michael@0: // This is a fragile test, but as of this writing, on dmandelin's
michael@0: // windows box, we have the same shape number with different
michael@0: // logical shapes in the two assertEq lines.
michael@0: 
michael@0: var o;
michael@0: var p;
michael@0: var zz;
michael@0: var o2;
michael@0: 
michael@0: function f(x) {
michael@0:   return x.a;
michael@0: }
michael@0: 
michael@0: gczeal(1);
michael@0: gc();
michael@0: 
michael@0: zz = { q: 11 };
michael@0: o = { a: 77, b: 88 };
michael@0: o2 = { c: 11 };
michael@0: p = { b: 99, a: 11 };
michael@0: 
michael@0: //print('s ' + shapeOf(zz) + ' ' + shapeOf(o) + ' ' + shapeOf(o2) + ' ' + shapeOf(p));
michael@0: 
michael@0: assertEq(f(o), 77);
michael@0: 
michael@0: o = undefined;
michael@0: 
michael@0: gczeal(1);
michael@0: gc();
michael@0: //print('s ' + 'x' + ' ' + shapeOf(p));
michael@0: 
michael@0: assertEq(f(p), 11);