Hi Richard,
>>> Backport is blocked by
>>>
>>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83838
>>>
>>> There are many test failures due to lack of comdat support in linker on
>>> Solaris.
actually this is lack of hidden .gnu.linkonce support right now.
Currently that's disabled for all but gld; I'm looking to make that
dynamic on newer versions of Solaris 11.
>>> I can limit these tests to Linux.
>>
>> These are testcase issues and shouldn't block backport to GCC 7.
>
> It makes the option using thunks unusable though, right? Can you simply make
> them hidden on systems without comdat support? That duplicates them per TU
> but at least the feature works. Or those systems should provide the thunks
> via
> libgcc.
>
> I agree we can followup with a fix for Solaris given lack of a public
> testing machine.
I do have both an x86 and sparc machine running Solaris 11 around to
serve as testing machines. Still checking with legal how best to handle
external access, either locally or integrated into the compile farm.
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
