RFR: 8349752: Tier1 build failure caused by JDK-8349178

[David Holmes]

On Mon, 10 Feb 2025 20:13:17 GMT, Jiangli Zhou <jiangli at openjdk.org> wrote:

> Add `BUILD_HOTSPOT_JTREG_LIBRARIES_LIBS_libatExit += -ldl` for linux target.

I am at a loss to understand how the initial change built and tested with no problem even though `-ldl` was missing. Maybe there is some way to set a default set of libraries to check and the toolchain include libdl.so in that. ??

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PR Comment: https://git.openjdk.org/jdk/pull/23544#issuecomment-2649903255