r279035 - [Driver] Use llvm-config.h, not config.h to unbreak out-of-tree builds

[Vedant Kumar via cfe-commits]

I shouldn't have assumed that this was correct because it built.

Reverted in r279097.

vedant

> On Aug 18, 2016, at 9:25 AM, Richard Smith <richard at metafoo.co.uk> wrote:
> 
> This doesn't work at all, llvm-config.h does not provide the relevant configuration macros.
> 
> 
> On 17 Aug 2016 11:56 p.m., "Vedant Kumar via cfe-commits" <cfe-commits at lists.llvm.org> wrote:
> Author: vedantk
> Date: Thu Aug 18 01:43:07 2016
> New Revision: 279035
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=279035&view=rev
> Log:
> [Driver] Use llvm-config.h, not config.h to unbreak out-of-tree builds
> 
> llvm/Config/config.h has intentionally been excluded from llvm
> installations (see: llvm/CMakeLists.txt). Un-break out-of-tree builds
> post-r278882 by switching to llvm-config.h, which is exported.
> 
> Suggested by Will Dietz!
> 
> Modified:
>     cfe/trunk/tools/driver/cc1_main.cpp
> 
> Modified: cfe/trunk/tools/driver/cc1_main.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/driver/cc1_main.cpp?rev=279035&r1=279034&r2=279035&view=diff
> ==============================================================================
> --- cfe/trunk/tools/driver/cc1_main.cpp (original)
> +++ cfe/trunk/tools/driver/cc1_main.cpp Thu Aug 18 01:43:07 2016
> @@ -25,7 +25,7 @@
>  #include "clang/Frontend/Utils.h"
>  #include "clang/FrontendTool/Utils.h"
>  #include "llvm/ADT/Statistic.h"
> -#include "llvm/Config/config.h"
> +#include "llvm/Config/llvm-config.h"
>  #include "llvm/LinkAllPasses.h"
>  #include "llvm/Option/ArgList.h"
>  #include "llvm/Option/OptTable.h"
> 
> 
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