// Test transpiling of LoadFunctionNameResult and cover possible bailout conditions. function empty() {} // Note: Typically won't use LoadFunctionNameResult, because the "name" // property will be resolved on the first access. function testGlobalFunction() { for (var i = 0; i < 200; ++i) { assertEq(empty.name, "empty"); } } testGlobalFunction(); // Note: Typically won't use LoadFunctionNameResult, because the "name" // property will be resolved on the first access. function testInnerFunction() { function f() {} for (var i = 0; i < 200; ++i) { assertEq(f.name, "f"); } } testInnerFunction(); function testPerLoopFunction() { for (var i = 0; i < 200; ++i) { assertEq(function f(){}.name, "f"); } } testPerLoopFunction(); // Note: Typically won't use LoadFunctionNameResult, because the "name" // property will be resolved on the first access. function testNativeFunction() { for (var i = 0; i < 200; ++i) { assertEq(Math.max.name, "max"); } } testNativeFunction(); // Note: Typically won't use LoadFunctionNameResult, because the "name" // property will be resolved on the first access. function testSelfHostedFunction() { for (var i = 0; i < 200; ++i) { assertEq(Array.prototype.forEach.name, "forEach"); } } testSelfHostedFunction(); // Bailout when the name property is resolved. function testBailoutResolvedName() { function f1() {} // Ensure the name property of |f1| is resolved. assertEq(f1.name, "f1"); var names = ["f", "f1"]; for (var i = 0; i < 10; ++i) { var name = names[0 + (i >= 5)]; for (var j = 0; j < 100; ++j) { var values = [function f(){}, f1]; var value = values[0 + (i >= 5)]; assertEq(value.name, name); } } } testBailoutResolvedName(); // Bailout when the HAS_BOUND_FUNCTION_NAME_PREFIX isn't set. function testBailoutBoundName() { function f1() {} function f2() {} var bound = f1.bind(); // Ensure the name property of |bound| is resolved. That way new functions // created through |bound().bind()| will have the HAS_BOUND_FUNCTION_NAME_PREFIX // flag set. assertEq(bound.name, "bound f1"); // |bound1| and |bound2| have the same shape, but different function flags. var bound1 = bound.bind(); // HAS_BOUND_FUNCTION_NAME_PREFIX var bound2 = f2.bind(); // ! HAS_BOUND_FUNCTION_NAME_PREFIX var values = [bound1, bound2]; var names = ["bound bound bound f1", "bound bound f2"]; for (var i = 0; i < 10; ++i) { var value = values[0 + (i >= 5)]; var name = names[0 + (i >= 5)]; for (var j = 0; j < 100; ++j) { var f = value.bind(); assertEq(f.name, name); } } } testBailoutBoundName();