git: openjdk/jdk11u-dev: 8275610: C2: Object field load floats above its null check resulting in a segfault

[Goetz Lindenmaier]

Changeset: efe46bbf
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2022-01-22 09:59:51 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/efe46bbf2fd0a947e2928556089cb300b7b1a00e

8275610: C2: Object field load floats above its null check resulting in a segfault

Reviewed-by: phh
Backport-of: 7c6f57fcb1f1fcecf26f7b8046a5a41ca6d9c315

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