RFR (S) 8230238: Add another regression test for JDK-8134739

Vladimir Kozlov vladimir.kozlov at oracle.com
Tue Aug 27 16:02:11 UTC 2019

Looks good. Did you tested it with Graal?


On 8/27/19 7:19 AM, Aleksey Shipilev wrote:
> RFE:
>    https://bugs.openjdk.java.net/browse/JDK-8230238
> 8u fails without JDK-8134739 fix. Unfortunately, it does not reproduce on
> compiler/loopopts/superword/TestVectorizationWithInvariant from there. It does, however, reproduce
> on fuzzer tests that we luckily got (attached as 0021.tar.gz in JDK-8134739). We should really turn
> that into proper additional regression test for JDK-8134739.
> This would allow us to test 8u backports better. I am planning to backport it to 11u and 8u (where
> it would expose the bug we want to fix).
> jdk/jdk webrev:
>    http://cr.openjdk.java.net/~shade/8230238/webrev.01/
> Testing: new test with C1, C2, -Xcomp; the same in 8u (where it fails without 8134739, passes with
> it); jdk-submit (running)

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