Revised fix for "impossible constraint in asm" - Bug 2971
ELEMENT 'foo' TEXT '' ELEMENT 'bar' a="1" END 'bar' TEXT '' ELEMENT 'bar' a="2" END 'bar' TEXT '' ELEMENT 'bar' a="3"" END 'bar' TEXT '' ELEMENT 'bar' a="4'" END 'bar' TEXT '' ELEMENT 'bar' a="5''''" END 'bar' TEXT ''END 'foo'