[cfe-dev] Recognize CC and clang-CC?

[David Chisnall]

On 7 Nov 2013, at 17:46, Joerg Sonnenberger <joerg at britannica.bec.de> wrote:

> On Thu, Nov 07, 2013 at 12:27:13PM -0500, Zhihao Yuan wrote:
>> The upper case CC is a traditional UNIX naming of
>> C++ compiler.  BSDs follow this, and cmake regards
>> it as the host C++ compiler as well.
> 
> NetBSD doesn't. I'm moderately sure OpenBSD and DragonFly don't either.
> Frankly, I don't know what tradition outside FreeBSD you are talking
> about -- pretty much everyone has been using "c++" as canonical name for
> the C++ compiler for ages.

It's an IRIXism.  We're going to be removing CC soon, but for compatibility it would be nice to have this in, incase users decide to install the CC -> clang symlink themselves.

David