git: openjdk/jdk21u-dev: master: 8338100: C2: assert(!n_loop->is_member(get_loop(lca))) failed: control must not be back in the loop

[Sonia Zaldana Calles]

Changeset: 14195462
Branch: master
Author:    Sonia Zaldana Calles <szaldana at openjdk.org>
Date:      2024-12-11 14:40:44 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/1419546268caab4fa3a6a31d259b318693a5ca1a

8338100: C2: assert(!n_loop->is_member(get_loop(lca))) failed: control must not be back in the loop

Backport-of: e203df46faf610e35e2c2510271ad68199f4fa3f

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/parse1.cpp
+ test/hotspot/jtreg/compiler/loopopts/LongCountedLoopInInfiniteLoop.jasm
+ test/hotspot/jtreg/compiler/loopopts/MoveStoreAfterInfiniteLoop.jasm
+ test/hotspot/jtreg/compiler/loopopts/TestLongCountedLoopInInfiniteLoop.java
+ test/hotspot/jtreg/compiler/loopopts/TestMoveStoreAfterInfiniteLoop.java