JEP proposed to target JDK 10 (2017/11/28)

Lennart Börjeson lennart.borjeson at
Thu Dec 7 09:15:37 UTC 2017

> 7 dec. 2017 kl. 10:08 skrev Doug Simon <doug.simon at>:
> Hi Lennart,
> Even though it's not officially supported, it seems to work on macOS. With the latest macOS jdk 10 EA build (
> ~$ java -version
> java version "10-ea"
> Java(TM) SE Runtime Environment (build 10-ea+34)
> Java HotSpot(TM) 64-Bit Server VM (build 10-ea+34, mixed mode)
> ~$ java -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+TieredCompilation -XX:+UseJVMCICompiler -Djvmci.Compiler=graal -XX:+BootstrapJVMCI -Dgraal.PrintCompilation=true -version
> Bootstrapping JVMCIHotSpotCompilation-146  Ljava/lang/String; hashCode  ()I  |  349ms    49B   288B 1240kB

Oh yes, I know it works in the EA! At least well enough for my purposes.

It used to be in the EA of jdk 9, too, but was removed in the final release, and I was hoping it would remain this time. I shall just have to bide my time.


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