Re: [boost] [config] Macro for "using" type alias defects

Subject: Re: [boost] [config] Macro for "using" type alias defects
From: Raffi Enficiaud (raffi.enficiaud_at_[hidden])
Date: 2018-04-26 22:12:14

Le 26/04/2018 à 19:29, Peter Dimov via Boost a écrit :
> Raffi Enficiaud wrote:
>> >> Would it make sense to have BOOST_NO_CXX11_TYPE_ALIAS?
>> >
>> > As already stated in the issue, the macro is > 
>> BOOST_NO_CXX11_TEMPLATE_ALIASES.
>>
>> Good to know, but I thought this macro was for the second form of this 
>> (with templates):
>>
>> http://en.cppreference.com/w/cpp/language/type_alias
>>
>> You are stating that this is for the first form as well, which is 
>> called, to my understanding, "type alias". Is that correct?
> 
> As far as I know, no compiler implements the non-template `using` 
> separately from the template one, so for practical purposes, these are 
> the same feature.

This was what I was indeed thinking when I guarded my code with auto, 
tuple and variadic templates availability (that "using" would just be 
there)... Let's try with what you are suggesting then.

Raffi