RFR 8235513: Change JVM to check for preview features using JVM_CLASSFILE_MAJOR_VERSION

[coleen.phillimore at oracle.com]

Looks good to me!
Coleen

On 12/6/19 4:12 PM, Harold Seigel wrote:
> Hi,
>
> Please review this small change to use JVM_CLASSFILE_MAJOR_VERSION 
> instead of 58 when checking that a class file using a preview feature 
> has the right major class file version.
>
> Open Webrev: 
> http://cr.openjdk.java.net/~hseigel/bug_8235513/webrev/index.html
>
> JBS Bug: 
> http://cr.openjdk.java.net/~hseigel/bug_8235513/webrev/index.html
>
> The fix was regression tested by running Mach5 tiers 1 and 2 tests and 
> builds on Linux-x64, Solaris, Windows, and Mac OS X and JCK lang and 
> VM tests on Linux-x64. Additional testing of Mach5 tiers 3-5 tests on 
> Linux-x64 is in progress.
>
> Thanks, Harold
>