Re: Newbie needs some help...

[David Chisnall]

On 20 Apr 2017, at 15:12, Yan Le Guen <yargwen@gmail.com> wrote:
> 
> Hello All,
> 
> As the subject line pushed out, I'm a real GNUstep newbie! Recently 
> participate to a Mac project and develop using both ObjC and XCode... and 
> began to be ObjC addict!
> 
> Since I'm running Debian Jessie, I would install GNUstep on my computer, I've 
> read some tutos 'bout installing the whole stuff and choose to follow: 
> <https://blog.tlensing.org/2013/02/24/objective-c-on-linux-setting-up-gnustep-clang-llvm-objective-c-2-0-blocks-runtime-gcd-on-ubuntu-12-04/>.
> 
> Before anything else I'm trying to compile and install libobjc2-1.8... 
> cd to the unpacked libobjc dir and then do:
> mkdir build
> cd build
> cmake
> 
> abort with the following error:
> CMake Error at opts/CMakeLists.txt:4 (include):
>   include could not find load file:
> 
>     AddLLVM
> 
> 
> CMake Error at opts/CMakeLists.txt:11 (add_llvm_loadable_module):
>   Unknown CMake command "add_llvm_loadable_module".
> 
> I'm running Clang 3.9 and llvm 3.9 for over a year having not such error.
> What dit I miss in my config, where am I wrong?

It sounds like you’re using an older version of libobjc2.  Did you grab the 
latest version from GitHub, or from somewhere else?  The master branch no 
longer includes the LLVM passes, as they proved too difficult to maintain out 
of tree.

David