catch2 build failure on Apple M1 Silicon based MacBook Pro 13 running macOS Big Sur 11.5.2 and up to date macports (git)

[raw-bin (Robin Randhawa)]

❯ sudo port install catch2
--->  Computing dependencies for catch2
--->  Fetching archive for catch2
--->  Attempting to fetch catch2-2.12.1_0.darwin_20.arm64.tbz2 from https://mse.uk.packages.macports.org/catch2
--->  Attempting to fetch catch2-2.12.1_0.darwin_20.arm64.tbz2 from https://packages.macports.org/catch2
--->  Attempting to fetch catch2-2.12.1_0.darwin_20.arm64.tbz2 from https://fra.de.packages.macports.org/catch2
--->  Fetching distfiles for catch2
--->  Attempting to fetch catch2-2.12.1.tar.gz from https://distfiles.macports.org/catch2
--->  Verifying checksums for catch2
--->  Extracting catch2
--->  Configuring catch2
--->  Building catch2
Error: Failed to build catch2: command execution failed
Error: See /opt/local/var/macports/logs/_opt_mports_macports-ports_devel_catch2/catch2/main.log for details.
Error: Follow https://guide.macports.org/#project.tickets if you believe there is a bug.
Error: Processing of port catch2 failed

❯ cd /opt/mports/macports-ports/

❯ git log
commit ce5945c11bce253b102faa462d59edc1695c6368 (HEAD -> master, origin/master, origin/HEAD)