git: openjdk/mobile: 8241900: Loop unswitching may cause dependence on null check to be lost

[duke]

Changeset: 6405d750
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2020-04-02 15:03:27 +0000
URL:       https://git.openjdk.java.net/mobile/commit/6405d750

8241900: Loop unswitching may cause dependence on null check to be lost

Reviewed-by: thartmann, kvn

! src/hotspot/share/opto/loopUnswitch.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestLoopUnswitchingLostCastDependency.java