Optimize out-of-line string CONCATENATE, part 2.
commit7c92d7bc6991a033c2ecf54a1b486d32c85e2a14
authorStas Boukarev <stassats@gmail.com>
Sat, 19 Mar 2016 20:35:36 +0000 (19 23:35 +0300)
committerStas Boukarev <stassats@gmail.com>
Sat, 19 Mar 2016 20:35:36 +0000 (19 23:35 +0300)
tree23360f5b88c15f5ff2aba8efb66ed91113cb5c21
parent03ff4476fde5b7e86b541b03b5f596f62dfc0fa7
Optimize out-of-line string CONCATENATE, part 2.

Don't cons a list with lengths of &rest sequences, compute them twice
instead, which may cause problems for very large lists, but lists are
rarely concatenated into strings and reduced consing offsets that.
src/code/seq.lisp