RFR: 8331731: ubsan: relocInfo.cpp:155:30: runtime error: applying non-zero offset to null pointer

[Martin Doerr]

On Mon, 3 Jun 2024 14:39:28 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

> Avoid iterations on empty relocation info. Found by running `ubsan`.
> 
> Tested tier1-4, stress, xcomp.

LGTM. Thanks! @MBaesken: Can you verify it, please?

-------------

Marked as reviewed by mdoerr (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19525#pullrequestreview-2094097706