RFR: 8345265: Minor improvements for LTO across all compilers [v2]

[Julian Waters]

On Sun, 23 Nov 2025 22:35:53 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

> Just curious, how did you check that the “no omit frame pointer” option is needed? Did you see any test failures?

gcc documentation states that you typically need to pass the same options to the link step from the compile step, since the linker when LTO is active is actually the compiler in disguise.

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PR Comment: https://git.openjdk.org/jdk/pull/22464#issuecomment-3569393733