[8u] RFR 8244407: JVM crashes after transformation in C2 IdealLoopTree::split_fall_in

[Yangfei (Felix)]

Hi,

> -----Original Message-----
> From: Andrew Hughes [mailto:gnu.andrew at redhat.com]
> Sent: Monday, May 25, 2020 10:09 AM
> To: Yangfei (Felix) <felix.yang at huawei.com>; 'jdk8u-dev at openjdk.java.net'
> <jdk8u-dev at openjdk.java.net>
> Subject: Re: [8u] RFR 8244407: JVM crashes after transformation in C2
> IdealLoopTree::split_fall_in
> 
> 
> 
> On 22/05/2020 05:34, Yangfei (Felix) wrote:
> > Hi,
> >
> > Original bug:
> >   https://bugs.openjdk.java.net/browse/JDK-8244407
> >   https://hg.openjdk.java.net/jdk/jdk/rev/c9f5a16d6980
> >
> > Original patch doesn't apply cleanly due to conflict on the copyright header
> update and file path difference, no other conflicts witnessed.
> >
> > 8u webrev:
> >   http://cr.openjdk.java.net/~fyang/8244407-8u-backport/
> >
> > Testing: Run full jtreg test with a x86-64 & aarch64 release build.
> >
> > OK to backport?
> >
> > Thanks,
> > Felix
> >
> 
> Copyright header changes should only be dropped if the existing year is the
> same or later than that in the patch. In this case, the patch updates the year
> to 2020, but 8u only has 2017, so the change should be manually applied to
> bump the file in 8u to 2020.

Do you mean this file: src/share/vm/opto/loopnode.cpp?
I read this before: https://mail.openjdk.java.net/pipermail/jdk8u-dev/2020-February/011224.html 
Is there anything different for this case?

Thanks,
Felix