[12] RFR(XS) 8217678: [AOT] jck Math/IncrementExact and Math/DecrementExact tests fail when test classes are AOTed

[Igor Veresov]

When fixing JDK-8196568  I must’ve thought that a folding of an exact math node would produce a deopt. But obviously it doesn’t.
Webrev: http://cr.openjdk.java.net/~iveresov/8217678/webrev.00/
JBS: https://bugs.openjdk.java.net/browse/JDK-8217678


Please review and approve.

Thanks!
igor