[Rd] R 3.1.0 and C++11

[Martyn Plummer]

On Thu, 2014-04-10 at 07:22 -0500, Dirk Eddelbuettel wrote:
> On 2 December 2013 at 07:04, Dirk Eddelbuettel wrote:
> | 
> | Following up on the thread spawned a while back, I just wanted to say that I
> | appreciate today's RSS serving of R-devel NEWS:
> | 
> |    CHANGES IN R-devel PACKAGE INSTALLATION
> | 
> |    There is _experimental_ support for compiling C++11 code in packages. The
> |    file ‘src/Makevars’ or ‘src/Makevars.win’ should define the macro
> |    ‘USE_CXX11 = true’. Where needed, an alternative C++11 compiler can be
> |    specified by setting macros ‘CXX11’, ‘CXX11FLAGS’ and so on, either when R
> |    is configured or in a personal ‘Makevars’ file. (The default is to use
> |    ‘$(CXX) -std=c++11’.) 
> | 
> | Thanks for initial and incremental changes. They are appreciated.
> 
> And now a big thanks to Martyn and anybody else in R Core who pushed this
> through to the R 3.1.0 release this morning.

Credit it due to Brian here.
Martyn

> Having Makevars to let us say CXX_STD = CXX11 (plus the other variants) is a
> real step forward, and relying on the information gleaned at configuration
> time for R is sensible too.   
> 
> It's really good to have this, so thanks again.
> 
> Dirk
>