haikuwebkit/JSTests/stress/call-varargs-spread-new-arr...

30 lines
665 B
JavaScript

function assert(b, m = "") {
if (!b)
throw new Error("Bad assert: " + m);
}
noInline(assert);
function bar(...args) {
return args;
}
noInline(bar);
function foo() {
let args = [1, 2, 3];
let x = bar(...args, 42, ...args);
return x;
}
noInline(foo);
for (let i = 0; i < 10000; i++) {
let r = foo();
assert(r.length === 7);
assert(r[0] === 1, JSON.stringify(r));
assert(r[1] === 2, JSON.stringify(r));
assert(r[2] === 3, JSON.stringify(r));
assert(r[3] === 42, JSON.stringify(r));
assert(r[4] === 1, JSON.stringify(r));
assert(r[5] === 2, JSON.stringify(r));
assert(r[6] === 3, JSON.stringify(r));
}