RFR: 8256807: C2: Not marking stores correctly as mismatched in string opts

Fri Nov 27 08:59:59 UTC 2020

On Thu, 26 Nov 2020 11:39:30 GMT, Roland Westrelin <roland at openjdk.org> wrote:

>> The observed assertion failure can be traced back to not marking stores correctly as mismatched when creating them in string opts. [JDK-8140390](https://bugs.openjdk.java.net/browse/JDK-8140390) actually tried to fix that but accidentally set `require_atomic_access` to true instead of `mismatched`. This change fixes that.
>> 
>> Thanks,
>> Christian
>
> Looks good to me.

@rwestrel @TobiHartmann Thanks for your reviews! I added the label.

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PR: https://git.openjdk.java.net/jdk/pull/1450