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0.7.12.10:
[sbcl.git]
/
src
/
compiler
/
sset.lisp
diff --git
a/src/compiler/sset.lisp
b/src/compiler/sset.lisp
index
9106839
..
624fa08
100644
(file)
--- a/
src/compiler/sset.lisp
+++ b/
src/compiler/sset.lisp
@@
-73,6
+73,10
@@
(declare (inline member))
(not (null (member element (cdr (sset-elements set)) :test #'eq))))
(declare (inline member))
(not (null (member element (cdr (sset-elements set)) :test #'eq))))
+(declaim (ftype (function (sset sset) boolean) sset=))
+(defun sset= (set1 set2)
+ (equal (sset-elements set1) (sset-elements set2)))
+
;;; Return true if SET contains no elements, false otherwise.
(declaim (ftype (function (sset) boolean) sset-empty))
(defun sset-empty (set)
;;; Return true if SET contains no elements, false otherwise.
(declaim (ftype (function (sset) boolean) sset-empty))
(defun sset-empty (set)
@@
-152,7
+156,7
@@
(shiftf prev-el1 el1 (cdr el1))))))))
;;; Destructively modify SET1 to include its union with the difference
(shiftf prev-el1 el1 (cdr el1))))))))
;;; Destructively modify SET1 to include its union with the difference
-;;; of SET2 and SET3. We return true if Set1 was modified, false
+;;; of SET2 and SET3. We return true if SET1 was modified, false
;;; otherwise.
(declaim (ftype (function (sset sset sset) boolean) sset-union-of-difference))
(defun sset-union-of-difference (set1 set2 set3)
;;; otherwise.
(declaim (ftype (function (sset sset sset) boolean) sset-union-of-difference))
(defun sset-union-of-difference (set1 set2 set3)