[lworld] RFR: 8269756: [lworld] Add tests for invalid withfield operands

[Harold Seigel]

On Wed, 21 Jul 2021 20:05:56 GMT, Harold Seigel <hseigel at openjdk.org> wrote:

> Please review this change to add a test for various scenarios involving withfield.  The test was run locally on Linux x64 and using Mach5 tiers 1-2.
> 
> Note that the test temporarily is run with -Xint because it fails when run with -Xcomp.  -Xint will be removed once it passes with -Xcomp.
> 
> Thanks, Harold

Thanks Fred for reviewing this!

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PR: https://git.openjdk.java.net/valhalla/pull/490