hg: jdk/sandbox: 8223174: Pattern.compile() can throw confusing NegativeArraySizeException

[chris.hegarty at oracle.com]

Changeset: 37630ad8fa67
Author:    igerasim
Date:      2019-05-03 23:00 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/37630ad8fa67

8223174: Pattern.compile() can throw confusing NegativeArraySizeException
Reviewed-by: martin

! src/java.base/share/classes/java/util/regex/Pattern.java
+ test/jdk/java/util/regex/NegativeArraySize.java