X-Git-Url: https://git.distorted.org.uk/u/mdw/catacomb/blobdiff_plain/b817bfc642225b8c3c0b6a7e42d1fb949b61a606..80be023065ced106a4078a36371c135a60d2bd6c:/group-exp.c

diff --git a/group-exp.c b/group-exp.c
index 2ca684c..ca9cfb0 100644
--- a/group-exp.c
+++ b/group-exp.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: group-exp.c,v 1.2 2004/04/08 01:36:15 mdw Exp $
+ * $Id$
  *
  * Exponentiation for abstract groups
  *
@@ -55,10 +55,10 @@ void group_stdexp(group *gg, ge *d, ge *x, mp *n)
   G_COPY(gg, d, gg->i);
   if (n->f & MP_BURN)
     G_BURN(gg, t);
-  if (MP_LEN(n) == 0)
+  if (MP_ZEROP(n))
     ;
   else {
-    if (n->f & MP_NEG)
+    if (MP_NEGP(n))
       G_INV(gg, t, t);
     if (MP_LEN(n) < EXP_THRESH)
       EXP_SIMPLE(d, t, n);
@@ -91,7 +91,7 @@ void group_stdmexp(group *gg, ge *d, const group_expfactor *f, size_t n)
   for (i = 0; i < n; i++) {
     ff[i].base = G_CREATE(gg);
     MP_SHRINK(f[i].exp);
-    if (f[i].exp->f & MP_NEG)
+    if (MP_NEGP(f[i].exp))
       G_INV(gg, ff[i].base, f[i].base);
     else
       G_COPY(gg, ff[i].base, f[i].base);