[PROJ] Motion: approve RFC3 update, and bump to C++17 for PROJ 9.6

[Charles Karney]

+1 Charles

C++17 features that might be useful:
   if constexpr
   std::hypot(x, y, z)
   std::clamp(x, lo, hi)

On 1/6/25 10:59 AM, Even Rouault via PROJ wrote:
> Hi,
> 
> Motion adopt https://github.com/OSGeo/PROJ/pull/4369 changes to RFC-3 to 
> relax it to allow updating programming language standard in minor 
> versions, and update build requirements for PROJ 9.6 to be C++17.
> 
> +1
> 
> Even
> 

-- 
Charles Karney <karney at alum.mit.edu>
702 Prospect Ave
Princeton, NJ 08540-4037