git: openjdk/jdk: master: 8343944: C2: MinLNode::add_ring() computes _widen wrongly leading to an endless widening/compilation

[Christian Hagedorn]

Changeset: 2eeaa57b
Branch: master
Author:    Christian Hagedorn <chagedorn at openjdk.org>
Date:      2024-11-13 08:39:17 +0000
URL:       https://git.openjdk.org/jdk/commit/2eeaa57b19780723ad7c74b1a62dea491241b686

8343944: C2: MinLNode::add_ring() computes _widen wrongly leading to an endless widening/compilation

Reviewed-by: thartmann, rcastanedalo

! src/hotspot/share/opto/addnode.cpp
+ src/hotspot/test/hotspot/jtreg/compiler/ccp/TestWrongMinLWiden.java