Make creation of typed shaped arrays 15% faster
Make creation of typed shaped arrays 15% faster

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