RFR: 8266542: Remove broken -XX:-UseLoopSafepoints flag

Wed May 5 16:23:58 UTC 2021

On Wed, 5 May 2021 15:51:53 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

> Consider removing OptoRemoveUseless debug flag too because it is related to safepoints and we never used it AFAIK:

Agree!
FYI: C2 crashes in many places if turned off OptoRemoveUseless, it would takes a lot of time to fix this.

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PR: https://git.openjdk.java.net/jdk/pull/3871