On Sat, 29 Sep 2018 at 20:30, Dennis Clarke <dclarke@xxxxxxxxxxxxx> wrote: > > > > Any suggestions? > > > > Looks like messed up library versions and headers. You may have gmp and > mpfr and mpc alreayd installed in system locations or other places. > > Isolate your build process into one place and be sure to setup the usual > LD type environment variables to only "look" into those places for the > headers and libs. Perhaps your CFLAGS will need to force the RPATH and > the RUNPATH in the output elf headers with -Wl,-rpath=/some/path/lib or > similar. Or forget all that and do what https://gcc.gnu.org/wiki/InstallingGCC says. It's a lot simpler that way.