RFR: 8271203: C2: assert(iff->Opcode() == Op_If || iff->Opcode() == Op_CountedLoopEnd || iff->Opcode() == Op_RangeCheck) failed: Check this code when new subtype is added [v3]

[Yi Yang]

On Fri, 13 Aug 2021 11:46:36 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> Looks good to me but please verify that the test reproduces the issue without your fix.

Yes, I will test if it would crash without this fix before integrating.

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PR: https://git.openjdk.java.net/jdk/pull/4920