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g = newGlobal({newCompartment: true});
g.parent = this;
g.eval("(" + function() {
let calledTimes = 0;
Debugger(parent).onExceptionUnwind = function(frame) {
switch (calledTimes++) {
case 0:
assertEq(frame.older.type, "global");
break;
case 1:
// Force toplevel to return placidly so that we can tell assertions
// from the throwing in the test.
assertEq(frame.older, null);
return { return: undefined };
default:
assertEq(false, true);
}
}
} + ")()");
var handler = {
get() {
r;
}
};
new(new Proxy(function() {}, handler));