[am]king ~/a$ perl -wle 'print qw/foo bar/ x 5;'
Unquoted string "x" may clash with future reserved word at -e line 1.
Number found where operator expected at -e line 1, near "x 5"
        (Do you need to predeclare x?)
syntax error at -e line 1, near "qw/foo bar/ x "
Execution of -e aborted due to compilation errors.
255[am]king ~/a$ perl -v
 
This is perl, v5.8.5 built for i686-linux
 
Copyright...