hg: jdk/sandbox: 8224789: Parsing repetition count in regex does not detect numeric overflow

[chris.hegarty at oracle.com]

Changeset: 234673929e0a
Author:    igerasim
Date:      2019-05-29 13:44 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/234673929e0a

8224789: Parsing repetition count in regex does not detect numeric overflow
Reviewed-by: rriggs, bchristi

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