git: openjdk/jdk17u: master: 2 new changesets

[Tobias Hartmann]

Changeset: e4bf9f90
Author:    Tobias Hartmann <thartmann at openjdk.org>
Date:      2021-09-29 06:16:39 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/e4bf9f9014b32e4250790ec55a4ad846a7a50b46

8271340: Crash PhaseIdealLoop::clone_outer_loop

Backport-of: 2abf3b3b2743947282300ee8416611559e49fca0

! src/hotspot/share/gc/shenandoah/c2/shenandoahSupport.cpp
! src/hotspot/share/gc/shenandoah/c2/shenandoahSupport.hpp
! src/hotspot/share/opto/cfgnode.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestInfiniteLoopCCP.java

Changeset: 5761056e
Author:    Tobias Hartmann <thartmann at openjdk.org>
Date:      2021-09-29 06:18:27 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/5761056e3a71fc8d22075431a2933887fee29dfc

8270886: Crash in PhaseIdealLoop::verify_strip_mined_scheduling

Backport-of: 6afcf5f5a243be10e2ec61229819c298ccce3267

! src/hotspot/share/opto/compile.cpp
+ test/hotspot/jtreg/compiler/c2/TestRenumberLiveNodesInfiniteLoop.java