GMP already knew how do to this on x86, and why, but neglected to apply the same fix to x86_64. Fixes #6983. Rebuild isl, mpc, and mpfr just in case, and gcc to get proper linkage.
GMP already knew how do to this on x86, and why, but neglected to apply the same fix to x86_64. Fixes #6983. Rebuild isl, mpc, and mpfr just in case, and gcc to get proper linkage.