xxhash @0.7.3_1 build failure - clang segmentation fault

[smashbang (Andrew Kececi)]

--->  Installing xxhash @0.7.3_1
Executing:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_xxhash/xxhash/work/destroot" && /usr/bin/tar -cvf - . | /usr/bin/bzip2 -c9 > /opt/local/var/macports/software/xxhash/xxhash-0.7.3_1.darwin_19.x86_64.tbz2

clang: error: unable to execute command: Segmentation fault: 11
clang: error: clang frontend command failed due to signal (use -v to see invocation)
Apple clang version 11.0.0 (clang-1100.0.33.8)
Target: x86_64-apple-darwin19.5.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin
clang: note: diagnostic msg: PLEASE submit a bug report to http://developer.apple.com/bugreporter/ and include the crash backtrace, preprocessed source, and associated run script.
clang: note: diagnostic msg:
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PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang: note: diagnostic msg: /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_rsync/rsync/work/.tmp/simd-checksum-x86_64-9c9a4f.cpp
clang: note: diagnostic msg: /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_rsync/rsync/work/.tmp/simd-checksum-x86_64-9c9a4f.sh
clang: note: diagnostic msg: Crash backtrace is located in
clang: note: diagnostic msg: /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_rsync/rsync/work/.home/Library/Logs/DiagnosticReports/clang_<YYYY-MM-DD-HHMMSS>_<hostname>.crash
clang: note: diagnostic msg: (choose the .crash file that corresponds to your crash)
clang: note: diagnostic msg:

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[smashbang (Andrew Kececi)]

I think i just found the answer...

currently installed version of Xcode, 11.5, is not supported by MacPorts. For your currently installed system, only the following versions of Xcode are supported: 11.4.1 11.4 11.3.1 11.3

[smashbang (Andrew Kececi)]

Close ticket resolved..

[kencu (Ken)]

probably a real error...see 60703