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Test elliptic curves more thoroughly.
[u/mdw/catacomb]
/
gfreduce.c
diff --git
a/gfreduce.c
b/gfreduce.c
index
819c276
..
929c46c
100644
(file)
--- a/
gfreduce.c
+++ b/
gfreduce.c
@@
-1,6
+1,6
@@
/* -*-c-*-
*
/* -*-c-*-
*
- * $Id: gfreduce.c,v 1.
2 2004/03/21 22:52:06
mdw Exp $
+ * $Id: gfreduce.c,v 1.
3 2004/03/23 15:19:32
mdw Exp $
*
* Efficient reduction modulo sparse binary polynomials
*
*
* Efficient reduction modulo sparse binary polynomials
*
@@
-30,6
+30,9
@@
/*----- Revision history --------------------------------------------------*
*
* $Log: gfreduce.c,v $
/*----- Revision history --------------------------------------------------*
*
* $Log: gfreduce.c,v $
+ * Revision 1.3 2004/03/23 15:19:32 mdw
+ * Test elliptic curves more thoroughly.
+ *
* Revision 1.2 2004/03/21 22:52:06 mdw
* Merge and close elliptic curve branch.
*
* Revision 1.2 2004/03/21 22:52:06 mdw
* Merge and close elliptic curve branch.
*
@@
-440,7
+443,7
@@
mp *gfreduce_quadsolve(gfreduce *r, mp *d, mp *x)
}
MP_DROP(t);
MP_DROP(x);
}
MP_DROP(t);
MP_DROP(x);
- d->v[0] &= ~(mpw)1;
+
if (d)
d->v[0] &= ~(mpw)1;
return (d);
}
return (d);
}