RFR: 8280842: Access violation in ciTypeFlow::profiled_count [v2]

[Vladimir Kozlov]

On Tue, 1 Feb 2022 10:07:50 GMT, Roland Westrelin <roland at openjdk.org> wrote:

>> When the test() method is osr compiled, the exception handler is
>> marked as a loop head. It has 2 backedges at the 2 throw statements in
>> the method. ciTypeFlow expects to find some profile data at the
>> backedges but hotspot doesn't collect counters for athrow. The fix is
>> to turn the assert into an actual check.
>
> Roland Westrelin has updated the pull request incrementally with one additional commit since the last revision:
> 
>   test with -XX:-BackgroundCompilation

Marked as reviewed by kvn (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7298