[PATCH] D13425: [compiler-rt] Properly detect lack of available system libraries for arch in clang_darwin.mk

[Chris Bieneman via llvm-commits]

> On Oct 11, 2015, at 6:23 PM, Jeremy Huddleston Sequoia <jeremyhu at apple.com> wrote:
> 
> 
>> On Oct 11, 2015, at 17:00, Chris Bieneman <beanz at apple.com> wrote:
>> 
>> beanz added a comment.
>> 
>> Jeremy,
>> 
>> While this is a regression that should be investigated, I'm going to ask the question I ask anyone when the report issues related to autoconf. Is there a reason you're not using CMake?
> 
> Bootstrap nightmares, mainly.
> 
> cmake requires a modern version of clang++ to build because current versions of cmake require C++11.  For our Snow Leopard users, we need to first build clang and libc++ before we can build cmake.  It's not that it can't solved, it's just that I've been avoiding opening that can of worms due to other priorities.

Gotcha. Just so you’re aware, we’re hoping to deprecate the autoconf/makefile build system before we branch for the next open source release (3.8). If we accomplish that goal 3.8 will likely be the last version of LLVM & Clang to support building with autoconf.

-Chris

> 
>> We are working to deprecate the autoconf build system, so the intention is that it will be going away.
>> 
>> Thanks,
>> -Chris
>> 
>> 
>> Repository:
>> rL LLVM
>> 
>> http://reviews.llvm.org/D13425
>> 
>> 
>> 
>