Fix problem with overlapping needles
Fix problem with overlapping needles

Exposed by optimizations in Str.trans

sjn/rakudo,sjn/rakudo,raydiak/rakudo,usev6/rakudo,MasterDuke17/rakudo,azawawi/rakudo,Gnouc/rakudo,azawawi/rakudo,rakudo/rakudo,samcv/rakudo,usev6/rakudo,jonathanstowe/rakudo,sjn/rakudo,awwaiid/rakudo,ab5tract/rakudo,lucasbuchala/rakudo,awwaiid/rakudo,nbrown/rakudo,Gnouc/rakudo,ab5tract/rakudo,ab5tract/rakudo,raydiak/rakudo,MasterDuke17/rakudo,labster/rakudo,Gnouc/rakudo,salortiz/rakudo,MasterDuke17/rakudo,salortiz/rakudo,softmoth/rakudo,lucasbuchala/rakudo,rakudo/rakudo,MasterDuke17/rakudo,rakudo/rakudo,zostay/rakudo,softmoth/rakudo,tbrowder/rakudo,Gnouc/rakudo,tony-o/rakudo,MasterDuke17/rakudo,samcv/rakudo,jonathanstowe/rakudo,nbrown/rakudo,zostay/rakudo,awwaiid/rakudo,labster/rakudo,MasterDuke17/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,salortiz/rakudo,tony-o/rakudo,rakudo/rakudo,b2gills/rakudo,salortiz/rakudo,Gnouc/rakudo,raydiak/rakudo,softmoth/rakudo,tony-o/rakudo,nbrown/rakudo,tony-o/rakudo,tbrowder/rakudo,tbrowder/rakudo,labster/rakudo,awwaiid/rakudo,rakudo/rakudo,salortiz/rakudo,tbrowder/rakudo,jonathanstowe/rakudo,samcv/rakudo,azawawi/rakudo,rakudo/rakudo,tbrowder/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,lucasbuchala/rakudo,nbrown/rakudo,awwaiid/rakudo,jonathanstowe/rakudo,Gnouc/rakudo,usev6/rakudo,nbrown/rakudo,b2gills/rakudo,tony-o/rakudo,b2gills/rakudo,usev6/rakudo,softmoth/rakudo,raydiak/rakudo,tony-o/rakudo,usev6/rakudo,azawawi/rakudo,nbrown/rakudo,ab5tract/rakudo,zostay/rakudo,salortiz/rakudo,labster/rakudo,sjn/rakudo,sjn/rakudo,labster/rakudo,azawawi/rakudo,ab5tract/rakudo,samcv/rakudo,zostay/rakudo,labster/rakudo,samcv/rakudo,softmoth/rakudo,b2gills/rakudo,b2gills/rakudo