diff src/number-mp.h @ 5915:1af53d35dd53

Avoid allocation in #'integer-length; add #'logcount. lisp/ChangeLog addition: 2015-05-29 Aidan Kehoe <kehoea@parhasard.net> * byte-optimize.el (side-effect-free-fns): Add #'integer-length, #'logcount here. * cl-extra.el: * cl-extra.el (integer-length): Update this to avoid allocating memory. * cl-extra.el (logcount): New. Return the number of one bits in INTEGER, if non-negative. Function from Common Lisp. tests/ChangeLog addition: 2015-05-29 Aidan Kehoe <kehoea@parhasard.net> * automated/lisp-tests.el: Test #'integer-length, #'logcount in this file.
author Aidan Kehoe <kehoea@parhasard.net>
date Fri, 29 May 2015 17:06:24 +0100
parents 3192994c49ca
children
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