On Wed, 25 Oct 2023 17:26:13 GMT, Andrew Haley <a...@openjdk.org> wrote:

> On s390x only, HotSpot is built by GCC with -ffunction-sections.
> This means that debug helpers such as ps() and pfl() are not available. These 
> helpers are extremely useful in debugging, so it makes no sense to omit them 
> from debug builds.

Looks good (and seems helpful).
Those link-time options had been introduced many years ago in an effort to trim 
binary sizes. The serviceability agent was never ported to s390x.

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Marked as reviewed by lucy (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/16365#pullrequestreview-1699521274

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