cmake KOKKOS_COMPILER_HAS_AVX512 examples

trilinos/Trilinos packages/kokkos/cmake/kokkos_arch.cmake :766 

unset(KOKKOS_COMPILER_HAS_AVX512 CACHE)

trilinos/Trilinos packages/kokkos/cmake/kokkos_arch.cmake :767 

check_cxx_symbol_exists(__AVX512F__ "" KOKKOS_COMPILER_HAS_AVX512)

kokkos/kokkos cmake/kokkos_arch.cmake :766 

unset(KOKKOS_COMPILER_HAS_AVX512 CACHE)

kokkos/kokkos cmake/kokkos_arch.cmake :767 

check_cxx_symbol_exists(__AVX512F__ "" KOKKOS_COMPILER_HAS_AVX512)