RFR(S): 8252407: Build failure with gcc-8+ and asan

Daniel Fuchs daniel.fuchs at oracle.com
Tue Sep 1 11:59:17 UTC 2020


Hi Eric, Kim,

On 01/09/2020 10:46, Kim Barrett wrote:
> he changes being made to getIndex and
> getFlags (NetworkInterface.c) are modifying lines that were changed very
> recently to deal with such warnings from gcc10.  I'm worried that these new
> changes will re-trigger warnings from gcc10 (though this change isn't a
> revert; the gcc10 warning was justifiable).  I think it should be okay, but
> there’s some risk here.

Thanks for reminding me of these changes.
Indeed, the changes proposed to NetworkInteface.c - though
not incorrect - may well re-trigger this gcc10 warning [1].
So now I don't think this should go through unless it's verified
that it doesn't cause further issues down the road.

[1] https://bugs.openjdk.java.net/browse/JDK-8250863

best regards,

-- daniel



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