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Re: (C++) mangling vector types
Jason Merrill wrote:
> On 11/12/2009 11:50 AM, Ulrich Drepper wrote:
>> On 11/12/2009 08:35 AM, Jason Merrill wrote:
>>>> I'd favor this if you can emit aliases with the old names wherever this
>>>> is possible and currently done.
>>>
>>> I suppose if we unconditionally use the new mangling and emit a weak
>>> alias with the old mangling, old external references will resolve to
>>> somthing, so code that only uses one vector size will continue to work;
>>
>> Really? How'd you create code with the new compiler and older libraries
>> which only provide definitions for the old names?
>
> Ah, good point. That would require some sort of "really weak definition".
>
> Jason
:) Wow, that'd be probably the first time ever windows platform semantics
would turn out to support C++ better than ELF semantics! (We have 'really
weak' definitions, in fact it's the only kind we have...)
cheers,
DaveK