[cfe-dev] GCC 5.1 ABI / _GLIBCXX_USE_CXX11_ABI

David Majnemer david.majnemer at gmail.com
Thu May 7 22:43:52 PDT 2015

I think it just comes down to us not supporting __attribute(abi_tag(...)).
IIRC, the abi_tag's argument is somehow mangled into the name of the symbol.

On Thu, May 7, 2015 at 7:16 PM, Axel Naumann <Axel.Naumann at cern.ch> wrote:

> Hi,
> GCC's new ABI is causing missing symbols (symbol name mismatches,
> rather) for us; clang and GCC are not ABI compatible when using the new
> ABI.
> Is there existing magic that I should use (I didn't see any obvious
> commit), or are there plans to add support?
> I can provide a reproducer - but I'd assume that this is known already?
> Cheers, Axel.
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