Rubies which require C11 need runtime dependency on C11-capable compiler: ERROR: Failed to build gem native extension

[barracuda156]

Turns out that nothing requires a modern compiler to be present at runtime in Ruby ports. In result, no ports with native extensions build, when such compiler is not found.

Executing:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/gpgme-2.0.24" && /opt/local/bin/gem3.3 install --local --force --install-dir /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/gpgme-2.0.24/gpgme.gem -- --use-system-libraries 
Building native extensions with: '--use-system-libraries'
This could take a while...
ERROR:  Error installing /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/gpgme-2.0.24/gpgme.gem:
	ERROR: Failed to build gem native extension.

    current directory: /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0/gems/gpgme-2.0.24/ext/gpgme
/opt/local/bin/ruby3.3 extconf.rb --use-system-libraries
checking for pkg-config... yes
checking for gpgme >= 1.1.3... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.  Check the mkmf.log file for more details.  You may
need configuration options.

Provided configuration options:
	--with-opt-dir
	--with-opt-include=${opt-dir}/include
	--without-opt-include
	--with-opt-lib=${opt-dir}/lib
	--without-opt-lib
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/opt/local/bin/$(RUBY_BASE_NAME)3.3
	--clean
	--use-system-libraries
/opt/local/lib/ruby3.3/3.3.0/mkmf.rb:480:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.

	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:573:in `try_link0'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:901:in `try_run'
	from extconf.rb:203:in `block in <main>'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:983:in `block in checking_for'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:344:in `block (2 levels) in postpone'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:314:in `open'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:344:in `block in postpone'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:314:in `open'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:340:in `postpone'
	from /opt/local/lib/ruby3.3/3.3.0/mkmf.rb:982:in `checking_for'
	from extconf.rb:202:in `<main>'

To see why this extension failed to compile, please check the mkmf.log which can be found here:

  /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0/extensions/ppc-darwin-10/3.3.0/gpgme-2.0.24/mkmf.log

extconf failed, exit code 1

Gem files will remain installed in /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0/gems/gpgme-2.0.24 for inspection.
Results logged to /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0/extensions/ppc-darwin-10/3.3.0/gpgme-2.0.24/gem_make.out
Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/gpgme-2.0.24" && /opt/local/bin/gem3.3 install --local --force --install-dir /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/destroot/opt/local/lib/ruby3.3/gems/3.3.0 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_ruby_rb-gpgme/rb33-gpgme/work/gpgme-2.0.24/gpgme.gem -- --use-system-libraries 
Exit code: 1
Error: Failed to destroot rb33-gpgme: command execution failed