8168774: Polymorhic signature method check crashes javac
Summary: Check for polysig method assumes arity is greater than zero
Reviewed-by: vromero
AccessibilityTest.java:15: error: header used out of sequence: <H2>
* <h2> ... </h2>
^
AccessibilityTest.java:21: error: header used out of sequence: <H3>
* <h3> ... </h3>
^
AccessibilityTest.java:26: error: no "alt" attribute for image
* <img src="x.jpg">
^
AccessibilityTest.java:41: error: no summary or caption for table
* <table><tr><th>head<tr><td>data</table>
^
4 errors