bug-1987516-1.js (317B)
1 // |jit-test| --enable-symbols-as-weakmap-keys 2 try { 3 evalInWorker(` 4 function a() {} 5 b = function() {} 6 c = new FinalizationRegistry(b); 7 a(c.register(Symbol.hasInstance)); 8 `); 9 } catch (e) { 10 // evalInWorker not supported with --no-threads 11 assertEq(e.toString().includes("--no-threads"), true); 12 }