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More efficient (stable) sort of lists
[sbcl.git]
/
src
/
pcl
/
std-class.lisp
diff --git
a/src/pcl/std-class.lisp
b/src/pcl/std-class.lisp
index
261dbbd
..
9c077f9
100644
(file)
--- a/
src/pcl/std-class.lisp
+++ b/
src/pcl/std-class.lisp
@@
-845,7
+845,8
@@
\f
(defun class-has-a-forward-referenced-superclass-p (class)
- (or (forward-referenced-class-p class)
+ (or (when (forward-referenced-class-p class)
+ class)
(some #'class-has-a-forward-referenced-superclass-p
(class-direct-superclasses class))))