My musl-clang wrapper script. Change my paths with your paths if needed.

musl-clang

#!/usr/bin/env bash

containsElement () {
  local e
  for e in "${@:1}"; do [[ "$e" == "$2" ]] && return 0; done
    return 1
}

PARAMS="-nostdinc -isystem /usr/musl/include/ " 
if containsElement @ '-c' || containsElement @ '-S'; then
  true
else
  PARAMS+="-nostdlib -Wl,-dynamic-linker /lib/ld-musl-x86_64.so.1 -L/usr/musl/lib /usr/musl/lib/crt1.o /usr/musl/lib/crti.o /usr/musl/lib/crtn.o -lc"
fi

clang $PARAMS  $@