* mpz/remove.c: Make src==0 return 0, not do DIVIDE_BY_ZERO.

1 files changed, 10 insertions, 2 deletions

diff --git a/mpz/remove.c b/mpz/remove.c
index 6e34b2263..39b4d73a8 100644
--- a/mpz/remove.c
+++ b/mpz/remove.c
@@ -1,6 +1,6 @@
 /* mpz_remove -- divide out a factor and return its multiplicity.
 
-Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
 
 This file is part of the GNU MP Library.
 
@@ -30,8 +30,16 @@ mpz_remove (mpz_ptr dest, mpz_srcptr src, mpz_srcptr f)
   unsigned long int pwr;
   int p;
 
-  if (mpz_cmp_ui (f, 1) <= 0 || mpz_sgn (src) == 0)
+  if (mpz_cmp_ui (f, 1) <= 0)
     DIVIDE_BY_ZERO;
+
+  if (SIZ (src) == 0)
+    {
+      if (src != dest)
+        mpz_set (dest, src);
+      return 0;
+    }
+
   if (mpz_cmp_ui (f, 2) == 0)
     {
       unsigned long int s0;