8173888: Test for JDK-8169481 causes stack overflows in parser tests
Reviewed-by: jlaskey, sundar
SyntaxError:33:Expected l-value but found +
++ +3
^
SyntaxError:33:Expected l-value but found -
++ -7
^
SyntaxError:33:Expected l-value but found +
-- +2
^
SyntaxError:33:Expected l-value but found -
-- -8
^