gistfile1.vim

let paths = [
            \ '/Users/aereal/repo/lib',
            \ '/Users/aereal/repo/extlib',
            \ '/Users/aereal/repo/local/lib/perl5',
            \ '/Users/aereal/repo/local/lib/perl5/darwin-2level',
            \ '/Users/aereal/repo/t/lib',
            \ '/Users/aereal/repo/lib',
            \ '/Users/aereal/repo/extlib',
            \ '/Users/aereal/repo/local/lib/perl5',
            \ '/Users/aereal/repo/local/lib/perl5/darwin-2level',
            \ '/Users/aereal/repo/t/lib',
            \ ]

echo '---'
for p in uniq(copy(paths))
    echo p
endfor

echo '---'
for p in uniq(sort(copy(paths)))
    echo p
endfor