[OMPI users] Error build Open MPI 4.1.5 with GCC 11.3

Good afternoon, I'm trying to build Open MPI 4.1.5 using GCC 11.3. However, I get an error that I'm not sure how to correct. The error is, ... CC pscatter.lo CC piscatter.lo CC pscatterv.lo CC piscatterv.lo CC psend.lo CC psend_init.lo CC ps

Re: [OMPI users] Error build Open MPI 4.1.5 with GCC 11.3

That's a little odd. Usually, the specific .h files that are listed as dependencies came from somewhere​ -- usually either part of the GNU Autotools dependency analysis. I'm guessing that /usr/lib/gcc/x86_64-linux-gnu/9/include/float.h doesn't actually exist on your system -- but then how did