git: openjdk/jdk: 8253756: C2 CompilerThread0 crash in Node::add_req(Node*)

[Roland Westrelin]

Changeset: 76a58527
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2020-10-08 08:39:40 +0000
URL:       https://git.openjdk.java.net/jdk/commit/76a58527

8253756: C2 CompilerThread0 crash in Node::add_req(Node*)

Reviewed-by: vlivanov, thartmann

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
+ test/hotspot/jtreg/compiler/loopstripmining/TestOuterStripMinedDeadAfterExpansion.java