js/src/jit-test/tests/debug/onExceptionUnwind-15.js


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// Test that Ion->Baseline in-place debug mode bailout can recover the iterator
// from the snapshot in a for-of loop.

g = newGlobal();
g.parent = this;
g.eval("Debugger(parent).onExceptionUnwind=(function() {})");
function throwInNext() {
  yield 1;
  yield 2;
  yield 3;
  throw 42;
}

function f() {
  for (var o of new throwInNext);
}

var log = "";
try {
  f();
} catch (e) {
  log += e;
}

assertEq(log, "42");