[cfe-commits] r124089 - in /cfe/trunk: lib/CodeGen/CGRTTI.cpp lib/CodeGen/CodeGenModule.cpp test/CodeGenCXX/exceptions-no-rtti.cpp test/CodeGenCXX/key-function-vtable.cpp test/CodeGenCXX/mangle-subst-std.cpp test/CodeGenCXX/rtti-linkage.cpp test/Co...

[Renato Golin]

On 01/24/11 16:40, Rafael Ávila de Espíndola wrote:
> I remember asking this before, but I cannot remember the answer. Is it
> valid for a program to have multiple explicit template instantiations
> with the same arguments?

Nope: paragraph 14.7.5


> If not, we could use strong definitions for
> those vtables, no?

I think you can't use strong symbol definitions for any template code,
as the linker may find exactly the same symbol in another object, and
two identical non-weak symbols generates an error. So it has to be
either weak or ODR.

But I could be wrong...

cheers,
--renato

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