libc++, C++11, and C++14 on Leopard and Snow Leopard

[Ryan Schmidt]

On Jan 11, 2015, at 2:39 AM, Jeremy Huddleston Sequoia wrote:

> I spent a few days over the holidays getting libc++ working on Leopard/Intel.  Over the past week or so, I've tested this configuration and fixed various issues that surfaced.  As I now have all of my normal ports built and installed on Leopard in this configuration, I think it's now ready for a wider audience.
> 
> This brings a modern toolchain back to OS X Leopard, so users still on that old OS can have C++11 and C++14 support and install ports that require it.  These instructions apply to Snow Leopard as well.  Snow Leopard has had this support since the end of 2012, but I don't think I ever sent out detailed instructions, and the bootstrapping is much simpler now as well.

Thanks Jeremy!

It would be great to get this documentation into a wiki page.