[geos-devel] Switching to C++14

[Paul Ramsey]

So far all sounds very safe and sound... +1

> On Jan 18, 2023, at 5:37 AM, Daniel Baston <dbaston at gmail.com> wrote:
> 
> What is the current lowest version?  C++11 requires gcc 4.9, strictly,
> but 4.8 is often enough.   Is this "4.9 worked before and will still
> work", or something else.
> 
> The lowest gcc version we test is 5. We know that GEOS does not build with gcc 4.8
> because we sometimes return std::unique_ptr<Derived> from functions with return 
> type std::unique_ptr<Base>. I have not tried building this pull request with gcc 4.9 
> (it does not appear to be available on the GitHub runner), but C++14 auto lambdas 
> are claimed to be supported beginning in 4.9.
> 
>  Dan
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