[MacPorts] #59190: graphviz @2.40.1_2 +pangocairo+x11: Failed to build graphviz: command execution failed

[MacPorts]

#59190: graphviz @2.40.1_2 +pangocairo+x11: Failed to build graphviz: command
execution failed
---------------------+------------------------
 Reporter:  allgoth  |      Owner:  ryandesign
     Type:  defect   |     Status:  assigned
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:  2.6.1
 Keywords:           |       Port:  graphviz
---------------------+------------------------
 {{{iffe}}} invocation failed leaving empty {{{sfio}}} file.
 {{{
 ...
 :info:build make[3]: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_graphviz/graphviz/work/graphviz-2.40.1/lib/sfio'
 :info:build Making all in Sfio_f
 :info:build make[4]: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_graphviz/graphviz/work/graphviz-2.40.1/lib/sfio/Sfio_f'
 :info:build mkdir -p ../../../FEATURE
 :info:build ../../../iffe - set cc /usr/bin/clang   : run
 ../../../lib/sfio/features/sfio > ../../../FEATURE/sfio
 :info:build iffe: /usr/bin/clang : not a C compiler: should compile 'int i
 = 1;'
 :info:build make[4]: *** [../../../FEATURE/sfio] Error 2
 :info:build make[4]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_graphviz/graphviz/work/graphviz-2.40.1/lib/sfio/Sfio_f'
 :info:build make[3]: *** [all-recursive] Error 1
 ...
 }}}

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Ticket URL: <https://trac.macports.org/ticket/59190>
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