git: openjdk/jdk: 8307927: C2: "malformed control flow" with irreducible loop

[Roland Westrelin]

Changeset: 690d6269
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2023-06-29 07:43:46 +0000
URL:       https://git.openjdk.org/jdk/commit/690d6269954cbacea5f0e64653a49e4fcf986bd9

8307927: C2: "malformed control flow" with irreducible loop

Reviewed-by: thartmann, epeter

! src/hotspot/share/opto/loopnode.cpp
+ test/hotspot/jtreg/compiler/loopopts/MalformedControlIrreducibleLoop.jasm
+ test/hotspot/jtreg/compiler/loopopts/TestMalformedControlIrreducibleLoop.java