RFR: 8293012: ConstantPool::print_on can crash if _cache is NULL

[Aleksey Shipilev]

On Mon, 29 Aug 2022 01:51:20 GMT, David Holmes <dholmes at openjdk.org> wrote:

> Please review this simple fix to avoid a crash when debugging the constant pool.
> 
> Testing: tier1 sanity
> 
> Thanks,
> David

Looks fine.

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Marked as reviewed by shade (Reviewer).

PR: https://git.openjdk.org/jdk/pull/10059