[MacPorts] #56366: protobuf3-cpp fails to compile on OSX 10.8

[MacPorts]

#56366: protobuf3-cpp fails to compile on OSX 10.8
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  Reporter:  letaage        |      Owner:  blair@…
      Type:  defect         |     Status:  assigned
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.4.2
Resolution:                 |   Keywords:  mountainlion legacy-os
      Port:  protobuf3-cpp  |
----------------------------+------------------------------------

Comment (by letaage):

 I tried compiling again making sure thst I ran a clean first, but it still
 did not build:

 {{{
 slim:~ tom$  sudo port clean --all protobuf3-cpp
 --->  Cleaning protobuf3-cpp
 slim:~ tom$ sudo port install protobuf3-cpp configure.compiler=macports-
 clang-5.0
 --->  Computing dependencies for protobuf3-cpp
 --->  Fetching distfiles for protobuf3-cpp
 --->  Attempting to fetch protobuf-cpp-3.5.1.tar.gz from
 http://aarnet.au.distfiles.macports.org/pub/macports/distfiles/protobuf3-cpp
 --->  Verifying checksums for protobuf3-cpp
 --->  Extracting protobuf3-cpp
 --->  Configuring protobuf3-cpp
 --->  Building protobuf3-cpp
 Error: Failed to build protobuf3-cpp: command execution failed
 Error: See
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_protobuf3-cpp/protobuf3-cpp/main.log
 for details.
 Error: Follow https://guide.macports.org/#project.tickets to report a bug.
 Error: Processing of port protobuf3-cpp failed
 }}}

 It looks like the same error message to me in the log file, attached for
 reference.
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Ticket URL: <https://trac.macports.org/ticket/56366#comment:10>
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