SPELL=llvm20
         VERSION=20.1.7
      PATCHLEVEL=1
         ARCHIVE=off
     GATHER_DOCS=off
      LICENSE[0]=APACHE
        WEB_SITE="https://llvm.org"
         ENTERED=20081115
           SHORT="deprecated, superseded by llvm:20"
cat << EOF
Deprecated in favour of slot 20 of the llvm spell, which builds the same
llvm into the same /opt/llvm20.

Casting this dispels it and casts llvm:20 in its place.
EOF