RFR: 8275638: GraphKit::combine_exception_states fails with "matching stack sizes" assert [v3]

[Roland Westrelin]

On Tue, 14 Dec 2021 22:04:19 GMT, Dean Long <dlong at openjdk.org> wrote:

> John wrote me and said your fix looks OK (thought not a general solution). For your test, he suggested adding a 3rd case with extra call depth: "test3 -> mcaller -> m". Also, I believe @vnkozlov will take a look too.

Thanks @dean-long. I need to open a PR for jdk 18 and close that one.

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PR: https://git.openjdk.java.net/jdk/pull/6572