[Development] Removing the -c++11 option from configure

[Matthew Woehlke]

On 2015-03-24 15:04, Keith Gardner wrote:
> Why not make it a switch for highest language support.  Instead of
> -no-c++11, make it -c++03.  This would allow for adding -c++1z in the
> future without adding the -no-c++* all over.  This will also handle the
> contradictory -c++03 and -c++14 being in the same configure args since the
> existence of -c++14 is the highest requested.

Alternatively, only support '-no-c++xy' options, and by default use the
highest level not prohibited by such an option. This has similar
advantages and also doesn't conflict with the goal of enabling the best
possible language level by default.

-- 
Matthew