git: openjdk/jdk16u: 8258946: Fix optimization-unstable code involving signed integer overflow

[Tobias Hartmann]

Changeset: 62e53c8d
Author:    Tobias Hartmann <thartmann at openjdk.org>
Date:      2021-02-02 06:50:28 +0000
URL:       https://git.openjdk.java.net/jdk16u/commit/62e53c8d

8258946: Fix optimization-unstable code involving signed integer overflow

Reviewed-by: kvn
Backport-of: dd8996c5f5784b18a01a86354e3ccaae1f86adae

! src/hotspot/share/opto/ifnode.cpp
! src/hotspot/share/opto/loopTransform.cpp
! src/hotspot/share/opto/parse2.cpp