:debug:build Executing command line: cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_gmp/gmp/work/gmp-6.0.0" && /usr/bin/make -j4 -w all
:info:build make: Entering directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_gmp/gmp/work/gmp-6.0.0'
:info:build /Applications/Xcode-beta 2.app/Contents/Developer/usr/bin/make all-recursive
:info:build make: /Applications/Xcode-beta: No such file or directory
:info:build make: *** [all] Error 1
Your Xcode is installed as “Xcode-beta 2.app”, and the shim for GNU Make can’t deal with the space. Rename your Xcode.