commit: Add compiler macros for #'revappend, #'nreconc.

changeset: 5380:919c77c567bb tag: tip user: Aidan Kehoe <kehoea(a)parhasard.net&gt; date: Mon Mar 21 12:27:07 2011 +0000 files: lisp/ChangeLog lisp/cl-macs.el description: Add compiler macros for #'revappend, #'nreconc. 2011-03-21 Aidan Kehoe <kehoea(a)parhasard.net&gt; * cl-macs.el (revappend, nreconc): Add compiler macros for these two functions. (They used to be inline, but that involves needless binding of the arguments.) diff -r a32a108ae815 -r 919c77c567bb lisp/ChangeLog --- a/lisp/ChangeLog Mon Mar 21 12:19:25 2011 +0000 +++ b/lisp/ChangeLog Mon Mar 21 12:27:07 2011 +0000 ＠＠ -1,3 +1,9 ＠＠ +2011-03-21 Aidan Kehoe <kehoea(a)parhasard.net&gt; + + * cl-macs.el (revappend, nreconc): + Add compiler macros for these two functions. (They used to be + inline, but that involves needless binding of the arguments.) + 2011-03-21 Aidan Kehoe <kehoea(a)parhasard.net&gt; * cl-macs.el (cl-non-fixnum-number-p): diff -r a32a108ae815 -r 919c77c567bb lisp/cl-macs.el --- a/lisp/cl-macs.el Mon Mar 21 12:19:25 2011 +0000 +++ b/lisp/cl-macs.el Mon Mar 21 12:27:07 2011 +0000 ＠＠ -3710,6 +3710,12 ＠＠ (define-compiler-macro pairlis (a b &optional c) `(nconc (mapcar* #'cons ,a ,b) ,c)) +(define-compiler-macro revappend (&whole form &rest args) + (if (eql 3 (length form)) `(nconc (reverse ,(pop args)) ,(pop args)) form)) + +(define-compiler-macro nreconc (&whole form &rest args) + (if (eql 3 (length form)) `(nconc (nreverse ,(pop args)) ,(pop args)) form)) + (define-compiler-macro complement (&whole form fn) (if (or (eq (car-safe fn) 'function) (eq (car-safe fn) 'quote)) (cond _______________________________________________ XEmacs-Patches mailing list XEmacs-Patches(a)xemacs.org http://lists.xemacs.org/mailman/listinfo/xemacs-patches