RFR: 8256256: UL should not use heap allocation for output string

[Yumin Qi]

On Tue, 17 Nov 2020 21:58:06 GMT, David Holmes <dholmes at openjdk.org> wrote:

> Going with the manual malloc/free approach seems reasonable to me. I don't know if the NMT folk will object to UL not being tracked.
> Thanks,
> David

Thanks. Will update with the suggestion.

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PR: https://git.openjdk.java.net/jdk/pull/1246