michael@0: // Test that we can save stacks with native code on the stack.
michael@0: 
michael@0: // Unlike Array.prototype.map, Array.prototype.filter is not self-hosted.
michael@0: const filter = (function iife() {
michael@0:   try {
michael@0:     [3].filter(n => { throw saveStack() });
michael@0:   } catch (s) {
michael@0:     return s;
michael@0:   }
michael@0: }());
michael@0: 
michael@0: assertEq(filter.parent.functionDisplayName, "iife");