[8u] RFR + RFA: 8188223: IfNode::range_check_trap_proj() should handler dying subgraph with single if proj

[Rob McKenna]

Thanks Vladimir.

Approved. Please add a suitable noreg label.

    -Rob

On 16/03/18 10:17, Vladimir Kozlov wrote:
> Reviewed. The code in jdk 10 was refactored but execution place of the fix
> is the same. Good.
> 
> Thanks,
> Vladimir
> 
> On 3/16/18 8:44 AM, Rob McKenna wrote:
> >You may want to seek a codereview from hotspot-dev. Reviewers may or may
> >not monitor this alias.
> >
> >     -Rob
> >
> >On 16/03/18 16:06, Roland Westrelin wrote:
> >>
> >>We (Red Hat) would like to backport 8188223 to 8u: we're hitting hit
> >>with openJFX. The patch doesn't apply cleanly. See below for a new
> >>webrev. It was pushed to jdk10 5 months ago and there was no follow up
> >>bugs that I'm aware of.
> >>
> >>https://bugs.openjdk.java.net/browse/JDK-8188223
> >>http://hg.openjdk.java.net/jdk10/master/rev/24ebaf9d7198
> >>
> >>New webrev:
> >>
> >>http://cr.openjdk.java.net/~roland/8188223-8u/webrev.00/
> >>
> >>Roland.