[MacPorts] #60880: py38-matplotlib 10.11 build failure

[MacPorts]

#60880: py38-matplotlib 10.11 build failure
------------------------+---------------------------
 Reporter:  dyne2meter  |      Owner:  (none)
     Type:  defect      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.6.3
 Keywords:              |       Port:  py-matplotlib
------------------------+---------------------------
 {{{
 :info:build building 'matplotlib.backends._macosx' extension
 :info:build /usr/bin/clang -Wno-unused-result -Wsign-compare
 -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall
 -pipe -Os -arch x86_64 -isysroot/
 -I/opt/local/Library/Frameworks/Python.framework/Versions/3.8/include/python3.8
 -c src/_macosx.m -o build/temp.macosx-10.11-x86_64-3.8/src/_macosx.o
 -fvisibility=hidden -flto
 :info:build src/_macosx.m:1211:9: error: unexpected '@' in program
 :info:build     if (@available(macOS 10.11, *)) {
 :info:build         ^
 :info:build 1 error generated.
 :info:build error: command '/usr/bin/clang' failed with exit status 1
 :info:build Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports
 .org_macports_release_tarballs_ports_python_py-
 matplotlib/py38-matplotlib/work/matplotlib-3.3.0" &&
 /opt/local/Library/Frameworks/Python.framework/Versions/3.8/bin/python3.8
 setup.py --no-user-cfg build
 :info:build Exit code: 1
 :error:build Failed to build py38-matplotlib: command execution failed
 :debug:build Error code: CHILDSTATUS 2238 1
 :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_macports_release_tarballs_ports_python_py-
 matplotlib/py38-matplotlib/main.log for details.
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/60880>
MacPorts <https://www.macports.org/>
Ports system for macOS