Test cases from the mind of Ryan Gibb; only those that were designed to torture
shell users and shell authors alike.

  $ cat > test.sh << EOF
  > 
  > for arg in \$@; do
  >   echo "No quote: \$arg"
  > done
  > 
  > for arg in "\$@"; do
  >  echo "In quotes quote: \$arg"
  > done
  > EOF

  $ sh test.sh a b "c d"
  No quote: a
  No quote: b
  No quote: c
  No quote: d
  In quotes quote: a
  In quotes quote: b
  In quotes quote: c d
  $ msh test.sh a b "c d"
  No quote: a
  No quote: b
  No quote: c
  No quote: d
  In quotes quote: a
  In quotes quote: b
  In quotes quote: c d