git: openjdk/jdk11u-dev: 8266480: Implicit null check optimization does not update control of hoisted memory operation

[Martin Doerr]

Changeset: f56d1f65
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2021-06-25 12:38:26 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/f56d1f655ebe53cca75c2d1e26ecdf1c2c3cadd5

8266480: Implicit null check optimization does not update control of hoisted memory operation

Backport-of: c2b50f93ac36cdfd96d3ed09ec80ee5255a10200

! src/hotspot/share/opto/lcm.cpp
+ test/hotspot/jtreg/compiler/c2/TestImplicitNullCheckDominance.java