RFR: 8316396: Endless loop in C2 compilation triggered by AddNode::IdealIL [v2]

[Roland Westrelin]

On Tue, 3 Oct 2023 05:42:39 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> Looks reasonable to me but I'm wondering if other, similar optimizations aren't affected by this as well?

Thanks for reviewing. I wondered about that but I don't see what we can do other than fix those cases we run into.

> Could you please add a comment, explaining why we avoid transform here?

I just pushed a commit with a comment.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/15923#issuecomment-1744851919