git: openjdk/jdk: 8278525: Additional -Wnonnull errors happen with GCC 11

[Paul Hohensee]

Changeset: 6eb6ec05
Author:    Dan Lutker <lutkerd at amazon.com>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2021-12-10 23:49:41 +0000
URL:       https://git.openjdk.java.net/jdk/commit/6eb6ec05fd4f80e11d0b052b58190bc8b53f4b11

8278525: Additional -Wnonnull errors happen with GCC 11

Reviewed-by: phh, dlong

! src/hotspot/cpu/x86/assembler_x86.cpp