See https://github.com/tc39/test262-parser-tests/issues/8#issuecomment-302775433, https://github.com/tc39/ecma262/issues/632, https://bugs.ecmascript.org/show_bug.cgi?id=4243.
See #8 (comment), tc39/ecma262#632, https://bugs.ecmascript.org/show_bug.cgi?id=4243.