the gringo's building error while it is installing opam

[Ryan Schmidt]

On Sep 19, 2015, at 11:10 AM, Ryan Schmidt wrote:
> 
> On Sep 18, 2015, at 8:50 PM, Ryan Schmidt wrote:
> 
>>> :info:build Checking whether the C++ compiler works... no
>>> :info:build error: no usable C++ compiler found
>> 
>> That bug has already been reported here:
>> 
>> https://trac.macports.org/ticket/47949
> 
> What do you see on your system when you run:
> 
> 
> g++ -v

Never mind... you're on 10.8 and I see the port requires C++11, so you will need OS X 10.9 or later.


There are ways to get C++11 support on 10.8 and earlier but it will involve a bit of work on your part, as explained here:

https://trac.macports.org/wiki/LibcxxOnOlderSystems

And the gringo port will need changes to support that as well.