[clang][cmake+shared] rpath install name consistency

[Rafael Espíndola]

Argyrios, note that this changes the result from @rpath to @excutable_path.

On 27 February 2014 17:13, David Fang <fang at csl.cornell.edu> wrote:
> Hi,
>         This patch makes linking libclang consistent w.r.t. RPATH install
> name, as set by LLVM's CMakeLists.txt (under
> CMAKE_BUILD_WITH_INSTALL_RPATH), which was updated by Rafael at r202302.
> Does this seem ok?
>
> David
>
>
> --
> David Fang
> http://www.csl.cornell.edu/~fang/