michael@0: // Interaction of eval with generator expressions.
michael@0: function a1() {
michael@0:   var a = 10;
michael@0:   var g = (for (y of [0]) eval('var a=42;'));
michael@0:   g.next();
michael@0:   return a;
michael@0: }
michael@0: assertEq(a1(), 10);
michael@0: 
michael@0: function a2() {
michael@0:   var a = 10;
michael@0:   (for (y of [0]) eval('a=42')).next();
michael@0:   return a;
michael@0: }
michael@0: assertEq(a2(), 42)
michael@0: 
michael@0: // Arguments and this.
michael@0: function b1() {
michael@0:   return [for (arg of (for (i of [0, 1, 2]) arguments[i])) arg];
michael@0: }
michael@0: assertDeepEq(b1('a', 'b', 'c'), ['a', 'b', 'c']);
michael@0: 
michael@0: function b2() {
michael@0:   return [for (x of (for (i of [0]) this)) x];
michael@0: }
michael@0: var b2o = { b2: b2 }
michael@0: assertDeepEq(b2o.b2(), [b2o])
michael@0: 
michael@0: // Assignment to eval or arguments.
michael@0: function c1() {
michael@0:   return [for (arg of (for (i of [0, 1, 2]) arguments = i)) arg];
michael@0: }
michael@0: assertDeepEq(c1(), [0, 1, 2]);
michael@0: 
michael@0: function c2() {
michael@0:   "use strict";
michael@0:   return eval('[for (arg of (for (i of [0, 1, 2]) arguments = i)) arg]');
michael@0: }
michael@0: assertThrows(c2, SyntaxError);
michael@0: 
michael@0: function c3() {
michael@0:   return [for (arg of (for (i of [0, 1, 2]) eval = i)) arg];
michael@0: }
michael@0: assertDeepEq(c3(), [0, 1, 2]);
michael@0: 
michael@0: function c4() {
michael@0:   "use strict";
michael@0:   return eval('[for (arg of (for (i of [0, 1, 2]) eval = i)) arg]');
michael@0: }
michael@0: assertThrows(c4, SyntaxError);
michael@0: 
michael@0: reportCompare(null, null, "test");