Source code
Revision control
Copy as Markdown
Other Tools
// Tests for JSOp::CallIgnoresRv in optional chains.
// Note:: IgnoresReturnValueNative is supported for Array.prototype.splice.
// Test for optional call.
function testOptionalCall() {
for (var i = 0; i < 100; ++i) {
var x = [1, 2, 3];
x.splice?.(0);
}
}
for (var i = 0; i < 5; ++i) { testOptionalCall(); }
// Test for optional prop directly followed by call.
function testOptionalProp() {
for (var i = 0; i < 100; ++i) {
var x = [1, 2, 3];
x?.splice(0);
}
}
for (var i = 0; i < 5; ++i) { testOptionalProp(); }
// Test for call in optional chain expression.
function testOptionalChain() {
for (var i = 0; i < 100; ++i) {
var x = [1, 2, 3];
var o = {x};
o?.x.splice(0);
}
}
for (var i = 0; i < 5; ++i) { testOptionalChain(); }