# HG changeset patch
# User Aidan Kehoe <kehoea@parhasard.net>
# Date 1300710427 0
# Node ID 919c77c567bb82e43065c057122af0ff97ed6907
# Parent  a32a108ae8156a56b45e541414ec06f80bd65efb
Add compiler macros for #'revappend, #'nreconc.

2011-03-21  Aidan Kehoe  <kehoea@parhasard.net>

	* 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@parhasard.net>
+
+	* 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@parhasard.net>
 
 	* 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