the gringo's building error while it is installing opam

Ryan Schmidt ryandesign at
Sat Sep 19 09:10:45 PDT 2015

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:

What do you see on your system when you run:

g++ -v

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