[8u] RFR: 8206425: .gnu_debuglink sections added unconditionally when no debuginfo is stripped
david.holmes at oracle.com
Fri Jul 6 01:53:47 UTC 2018
On 6/07/2018 2:41 AM, Severin Gehwolf wrote:
> Please review this 8u-only change. JDK 10+ are not affected.
> For JDK 8 builds which don't perform any debug info stripping no
> .gnu_debuglink sections should get generated. The fix is to move the
> objcopy --add-gnu-debuglink calls into branches which actually perform
> some stripping: all_strip, min_strip. Thoughts?
Has anything changed with the tools here? This has been in place since
back in 2011 with 7u2 and 8 GA! Why has it only become an issue now?
That's not an objection to the fix, I'm just curious how a problem could
exist for so long.
> Bug: https://bugs.openjdk.java.net/browse/JDK-8206425
> webrev: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8206425/webrev.01/
> Testing: Manually produced a build with no stripping and verified no
> .gnu_debuglink sections got generated.
> $ for i in $(find build/linux-x86_64-normal-server-release/images/j2sdk-image/ \
> | grep -E 'libjvm.so|libsaproc.so|libjsig.so'); do echo $i
> readelf --sections $i | grep gnu_debuglink; done
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