git: openjdk/jdk: 8299975: Limit underflow protection CMoveINode in PhaseIdealLoop::do_unroll must also protect type from underflow

[Emanuel Peter]

Changeset: 5a4945c0
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2023-01-23 13:10:42 +0000
URL:       https://git.openjdk.org/jdk/commit/5a4945c0d95423d0ab07762c915e9cb4d3c66abb

8299975: Limit underflow protection CMoveINode in PhaseIdealLoop::do_unroll must also protect type from underflow

Reviewed-by: roland, chagedorn

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