cmake ACCELERATE_FRAMEWORK_HAS_SPARSE_SOLVER examples

ucla-vision/xivo thirdparty/ceres-solver/cmake/FindAccelerateSparse.cmake :117 

check_cxx_source_compiles(
  "#include <Accelerate.h>
   int main() {
     SparseMatrix_Double A;
     SparseFactor(SparseFactorizationCholesky, A);
     return 0;
   }"
   ACCELERATE_FRAMEWORK_HAS_SPARSE_SOLVER)