[MacPorts] #59822: cmake @3.16.0_0: failing to build on Mountain Lion

[MacPorts]

#59822: cmake @3.16.0_0: failing to build on Mountain Lion
--------------------------+--------------------
 Reporter:  letaage       |      Owner:  (none)
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.6.2
 Keywords:  mountainlion  |       Port:  cmake
--------------------------+--------------------
 Hello,

 Just trying to update cmake from 3.15.5_0 to 3.16.0_0 and it is failing
 with the following error message (last 20 lines of log):
 {{{
 :info:build cd
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0/Tests/RunCMake
 &&
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0/Bootstrap.cmk/cmake
 -E cmake_link_script CMakeFiles/ctresalloc.dir/link.txt --verbose=ON
 :info:build
 /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++
 -pipe -Os -stdlib=libc++ -arch x86_64 -mmacosx-version-min=10.8
 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -L/opt/local/lib
 -Wl,-headerpad_max_install_names -lMacportsLegacySupport
 -lMacportsLegacySupport -arch x86_64
 CMakeFiles/ctresalloc.dir/CTestResourceAllocation/ctresalloc.cxx.o  -o
 ../../bin/ctresalloc  ../../Source/libCTestLib.a
 ../../Source/libCMakeLib.a ../../Source/kwsys/libcmsys.a
 ../../Utilities/std/libcmstd.a /opt/local/lib/libexpat.dylib
 /opt/local/lib/libz.dylib /opt/local/lib/libarchive.dylib
 ../../Utilities/cmjsoncpp/libcmjsoncpp.a /opt/local/lib/libuv.dylib
 ../../Utilities/cmlibrhash/libcmlibrhash.a -framework CoreFoundation
 -framework CoreServices /opt/local/lib/libcurl.dylib
 :info:build make[2]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0'
 :info:build [ 97%] Built target ctresalloc
 :info:build make[1]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0'
 :info:build make: *** [all] Error 2
 :info:build make: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0'
 :info:build Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/work/cmake-3.16.0"
 && /usr/bin/make -j2 -w all VERBOSE=ON
 :info:build Exit code: 2
 :error:build Failed to build cmake: command execution failed
 :debug:build Error code: CHILDSTATUS 18380 2
 :debug:build Backtrace: command execution failed
 :debug:build     while executing
 :debug:build "system {*}$notty {*}$nice $fullcmdstring"
 :debug:build     invoked from within
 :debug:build "command_exec build"
 :debug:build     (procedure "portbuild::build_main" line 8)
 :debug:build     invoked from within
 :debug:build "$procedure $targetname"
 :error:build See
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_cmake/cmake/main.log
 for details.
 }}}

 I have cleaned and rebuilt but the problem persists and it is preventing
 me from upgrading ports with a dependency on cmake 3.16.0.

 Complete log attached

-- 
Ticket URL: <https://trac.macports.org/ticket/59822>
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