git: openjdk/jdk21u-dev: master: 8316361: C2: assert(!failure) failed: Missed optimization opportunity in PhaseIterGVN with -XX:VerifyIterativeGVN=10

[Matthias Baesken]

Changeset: 3e638bf9
Author:    Matthias Baesken <mbaesken at openjdk.org>
Date:      2024-07-05 14:22:50 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/3e638bf908342315047bcfa535fb2c3bb532cbe3

8316361: C2: assert(!failure) failed: Missed optimization opportunity in PhaseIterGVN with -XX:VerifyIterativeGVN=10

Backport-of: eeb63cd0fad9de1f7182ab97d0f25ac67745aa9e

! src/hotspot/share/opto/loopTransform.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestNotifyOpaqueZeroTripGuardToCmpI.java