nodejs12 can't build

[dubiousjim]

nodejs12 v.12.5.0 installs fine. Building nodejs12 v.12.6.0 fails with:

  /opt/local/bin/clang++-mp-5.0 -Wl,-force_load,/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libzlib.a -Wl,-force_load,/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libuv.a -Wl,-force_load,/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_snapshot.a -Wl,-force_load,/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libopenssl.a -Wl,-no_pie -Wl,-search_paths_first -arch x86_64 -L/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release -stdlib=libc++ -L/opt/local/lib -Wl,-headerpad_max_install_names -o "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/cctest" /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/src/node_snapshot_stub.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/src/node_code_cache_stub.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/gtest/gtest-all.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/gtest/gtest_main.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/node_test_fixture.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_aliased_buffer.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_base64.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_node_postmortem_metadata.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_environment.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_linked_binding.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_per_process.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_platform.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_traced_value.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_util.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_url.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_inspector_socket.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_inspector_socket_server.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/obj.target/cctest/test/cctest/test_report_util.o /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libnode.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libhistogram.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_snapshot.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_libplatform.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libicui18n.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libzlib.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libhttp_parser.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libllhttp.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libcares.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libuv.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libnghttp2.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libbrotli.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libopenssl.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libicuucx.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libicudata.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libicustubdata.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_base_without_compiler.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_libbase.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_libsampler.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_compiler.a /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/libv8_initializers.a -latomic -framework CoreFoundation -lm
ld: library not found for -latomic
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[1]: *** [/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out/Release/cctest] Error 1
rm 7210a804946c403507c4d25a63d542f46d886245.intermediate f95aa0ace4aa996d9b93e4d7574ac6468a03c4fa.intermediate 52eb81006942bf6ec2ceae6ab052ed6ee4c52f45.intermediate f2ba2013d40cee41155f8d3f039339c8952b80c0.intermediate
make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0/out'
make: *** [node] Error 2
make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0'
Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/work/node-v12.6.0" && /usr/bin/make -w all CC=/opt/local/bin/clang-mp-5.0 CXX=/opt/local/bin/clang++-mp-5.0 CXX.host=/opt/local/bin/clang++-mp-5.0 CPP=/usr/bin/cpp CFLAGS="-Os" CXXFLAGS="-Os -stdlib=libc++" LDFLAGS="-L/opt/local/lib -Wl,-headerpad_max_install_names" PYTHON=/opt/local/bin/python2.7 V=1 
Exit code: 2
Error: Failed to build nodejs12: command execution failed
DEBUG: Error code: CHILDSTATUS 35801 2
DEBUG: Backtrace: command execution failed
DEBUG:     while executing
DEBUG: "system {*}$notty {*}$nice $fullcmdstring"
DEBUG:     invoked from within
DEBUG: "command_exec build"
DEBUG:     (procedure "portbuild::build_main" line 8)
DEBUG:     invoked from within
DEBUG: "$procedure $targetname"
Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_devel_nodejs12/nodejs12/main.log for details.