Predefined macros for rvalue reference support?

Peter Dimov pdimov@mmltd.net
Mon Apr 30 18:10:00 GMT 2007


Benjamin Kosnik wrote:
>> #ifdef __GXX_EXPERIMENTAL_CXX0X__
>
> This is what we are currently using to indicate C++0x mode. Ie,
> -std=c++0x/__GXX_EXPERIMENTAL_CXX0X__.
>
> There is no fine-grained control just for rvalue references, a la
> -fexceptions/__EXCEPTIONS.

I don't need fine-grained control. I just need a way to detect rvalue 
reference support. If -std=c++0x guarantees rvalue reference support, I can 
use __GXX_EXPERIMENTAL_CXX0X__ for that. 



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