git: openjdk/jdk: 8315377: C2: assert(u->find_out_with(Op_AddP) == nullptr) failed: more than 2 chained AddP nodes?

[Roland Westrelin]

Changeset: ba1a4639
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2023-09-06 07:25:22 +0000
URL:       https://git.openjdk.org/jdk/commit/ba1a46392f0b9c77c64278f82513aaf51f5c9b1b

8315377: C2: assert(u->find_out_with(Op_AddP) == nullptr) failed: more than 2 chained AddP nodes?

Reviewed-by: chagedorn, kvn, thartmann

! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestSinkingMoreThan2AddPNodes.java