Constant-fold backquote of constant expressions

[sbcl.git] / src / compiler / fndb.lisp

diff --git a/src/compiler/fndb.lisp b/src/compiler/fndb.lisp
index 8221b10..358208f 100644 (file)
--- a/src/compiler/fndb.lisp
+++ b/src/compiler/fndb.lisp
@@ -703,6 +703,15 @@
 (defknown make-list (index &key (:initial-element t)) list
   (movable flushable))
 
+(defknown sb!impl::backq-list (&rest t) list (movable flushable))
+(defknown sb!impl::backq-list* (t &rest t) t (movable flushable))
+(defknown sb!impl::backq-append (&rest t) t (flushable))
+(defknown sb!impl::backq-nconc (&rest t) t ()
+  :destroyed-constant-args (remove-non-constants-and-nils #'butlast))
+(defknown sb!impl::backq-cons (t t) cons (foldable movable flushable))
+(defknown sb!impl::backq-vector (list) simple-vector
+    (foldable movable flushable))
+
 ;;; All but last must be of type LIST, but there seems to be no way to
 ;;; express that in this syntax.
 (defknown append (&rest t) t (flushable))