CMUCL commit: src/code (bignum.lisp)

[Raymond Toy]

    Date: Tuesday, May 4, 2010 @ 11:08:28
  Author: rtoy
    Path: /project/cmucl/cvsroot/src/code

Modified: bignum.lisp

Fix gcd bug:  (gcd 20286123923750474264166990598656
680564733841876926926749214863536422912) -> -512 instead of 512.

(From sbcl.)


-------------+
 bignum.lisp |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)


Index: src/code/bignum.lisp
diff -u src/code/bignum.lisp:1.50 src/code/bignum.lisp:1.51
--- src/code/bignum.lisp:1.50	Tue Apr 20 13:57:43 2010
+++ src/code/bignum.lisp	Tue May  4 11:08:28 2010
@@ -5,7 +5,7 @@
 ;;; Carnegie Mellon University, and has been placed in the public domain.
 ;;;
 (ext:file-comment
-  "$Header: /project/cmucl/cvsroot/src/code/bignum.lisp,v 1.50 2010-04-20 17:57:43 rtoy Exp $")
+  "$Header: /project/cmucl/cvsroot/src/code/bignum.lisp,v 1.51 2010-05-04 15:08:28 rtoy Exp $")
 ;;;
 ;;; **********************************************************************
 ;;;
@@ -1277,6 +1277,7 @@
 	(rotatef u v)	
 	(rotatef u-len v-len))
       (setf u (copy-bignum u u-len))
+      (bignum-abs-buffer u u-len)
       (let ((n (bignum-mod-gcd v1 u)))	
 	(ash (bignum-mod-gcd u1 (if (fixnump n)
 				    (make-small-bignum n)