git: openjdk/jdk21u-dev: master: 8324121: SIGFPE in PhaseIdealLoop::extract_long_range_checks

[Aleksey Shipilev]

Changeset: 38920780
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2024-05-02 08:27:12 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/3892078094735be9d8074d23ce3d70201cd60445

8324121: SIGFPE in PhaseIdealLoop::extract_long_range_checks
8329163: C2: possible overflow in PhaseIdealLoop::extract_long_range_checks()

Backport-of: cb2a6713596548d76c03912709656172b0bbcc76

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
+ test/hotspot/jtreg/compiler/rangechecks/TestLargeScaleInLongRCOverflow.java