[cfe-dev] Turning explicit template instantiations into strong symbols

Douglas Gregor via cfe-dev cfe-dev at lists.llvm.org
Mon Sep 28 15:16:40 PDT 2015

> On Sep 28, 2015, at 2:01 PM, Keno Fischer <kfischer at college.harvard.edu> wrote:
> Hi Doug,
> while trying to cut down the number of weak symbols exported by a shared library,
> I came across a proposal [1] of yours to add an `__attribute__((__unique_instantiation__))` to clang that when placed on a `extern class template` definition would allow the compiler to use strong symbols for that template instantiation instead of weak ones. I was wondering if you ever got around to implementing a prototype or whether your thinking has evolved on the matter. I think it would be quite a useful attribute to have.

No, I never got around to implementing this in any form.

	- Doug

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