Backport clang svn@r207520

    Pass -pie to linker when generating executable on Android
    This fixes problem with LTO on Android.

    Differential Revision: http://reviews.llvm.org/D2668

    git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207520

 91177308-0d34-0410-b5e6-96231b3b80d8
Signed-off-by: Alexey Volkov <alexey.v.volkov@intel.com>

Change-Id: I6269e3d11e6afa3865ec8217ba7bb4e73cb64a17
Signed-off-by: Alexey Volkov <alexey.v.volkov@intel.com>