Some old compilers like gcc 4.8.5 don't support
this flag, that leads to compilation failure.
Add a check that the compiler supports the flag,
it will allow to compile SPDK with old versions
of gcc
Signed-off-by: Alexey Marchuk <alexeymar@nvidia.com>
Change-Id: I80fd6e4f1f792be107ecac593318e1da877219c4
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15688
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Shuhei Matsumoto <smatsumoto@nvidia.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
6733af8d6f