On Tue, 25 Nov 2025 13:12:06 GMT, Matthias Baesken <[email protected]> wrote:

>> The dead_strip linker option on macOS removes functions and data that are 
>> unreachable by the entry point or exported symbols.
>> Setting it can reduce the size of some binaries we generate quite a lot, for 
>> example (product build, Xcode 15 is used) :
>> (before -> after setting the option)
>> 
>> 1.4M -> 1.1M images/jdk/lib/libfontmanager.dylib
>> 264K -> 248K images/jdk/lib/libjavajpeg.dylib
>> 152K -> 132K images/jdk/lib/libjli.dylib
>> 388K -> 296K images/jdk/lib/liblcms.dylib
>> 164K -> 128K images/jdk/lib/libzip.dylib
>> 
>> 
>> and libjvm :
>> 
>> 20M -> 18M images/jdk/lib/server/libjvm.dylib
>> 146M -> 137M images/jdk/lib/server/libjvm.dylib.dSYM
>
> Matthias Baesken has updated the pull request incrementally with one 
> additional commit since the last revision:
> 
>   Use dead_strip on macOS arrch64 AND x86_64

Looks good, finally. 
Lots of discussion for such a tiny change... :-)

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

Marked as reviewed by lucy (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/28319#pullrequestreview-3510772202

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