Rate two-s/// split m-capture unpack s-with-\G two-s/// 239349/s -- -6% -38% -40% -41% split 255782/s 7% -- -33% -36% -37% m-capture 384362/s 61% 50% -- -4% -5% unpack 399865/s 67% 56% 4% -- -1%