[MacPorts] #65910: harfbuzz 5.2 won't compile -- syntax error from mmintrin.h?

[MacPorts]

#65910: harfbuzz 5.2 won't compile -- syntax error from mmintrin.h?
-------------------------------+----------------------
 Reporter:  michael-j-oconnor  |      Owner:  (none)
     Type:  defect             |     Status:  new
 Priority:  Normal             |  Milestone:
Component:  ports              |    Version:
 Keywords:                     |       Port:  harfbuzz
-------------------------------+----------------------
 I'm not sure what's going wrong, but this is where it seems to break.  Log
 attached.

 {{{
 :info:build /usr/bin/clang -E -I/opt/local/include
 -DHB_NO_SINGLE_HEADER_ERROR -DHAVE_GOBJECT -DHB_EXTERN= -U__BLOCKS__ -I.
 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include
 -I/opt/local/include/freetype2 -I/opt/local/include/libpng16
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_harfbuzz/harfbuzz/work/harfbuzz-5.2.0/src
 -o g-ir-cpp-37veyc8k.i -C -pthread
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_harfbuzz/harfbuzz/work/harfbuzz-5.2.0/src/g
 -ir-cpp-37veyc8k.c
 :info:build
 /Library/Developer/CommandLineTools/usr/lib/clang/10.0.0/include/mmintrin.h:1298:
 syntax error, unexpected '{' in '    return (__m64){ 0LL };' at '{'
 :info:build
 /Library/Developer/CommandLineTools/usr/lib/clang/10.0.0/include/xmmintrin.h:228:
 syntax error, unexpected '{' in '  return (__m128) { __c[0], __a[1],
 __a[2], __a[3] };' at '{'
 }}}

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Ticket URL: <https://trac.macports.org/ticket/65910>
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