src/third_party/mozjs-45/js/src/jit-test/tests/ion/bug799185-1.js

options('strict')
f = (function() {
  for (var z = 0; z < 9; ++z) {
    x = z
  }
  try {
    i
  } catch (x if null) {
    let e
  } catch (l) {
    x.m
  }
})
for (a in f()) {}