RFR: 8352141: UBSAN: fix the left shift of negative value in relocInfo.cpp, internal_word_Relocation::pack_data_to()

[Afshin Zafari]

On Fri, 23 May 2025 00:26:55 GMT, Dean Long <dlong at openjdk.org> wrote:

> I suspect that the `&= right_n_bits()` trick I proposed for 8352140 would also work for this case.

It's a nice fix for the left-shift cases, IMO. I wasn't aware of `right_n_bits()`.  +1 vote for.

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PR Comment: https://git.openjdk.org/jdk/pull/24196#issuecomment-2903969449