RFR: 8255523: Clean up temporary shared_locs initializations

[Aleksey Shipilev]

On Thu, 5 Nov 2020 07:19:26 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> See #648. Apparently, LLVM 11 complains that we are computing the number of elements over the array of a different type. Instead of ignoring the warning, it seems better to just clean up that code. We can allocate the whole thing as resource array of the same size. `sizeOf(relocInfo) = 2`, since it carries `unsigned short`.
>
> Friendly reminder.

Anyone? :)

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PR: https://git.openjdk.java.net/jdk/pull/897