added cast to mp_limb_t (bug on Alpha in tadd with -O2)

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@492 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 1 insertions, 1 deletions

diff --git a/cmp.c b/cmp.c
index 303430545..e4141671c 100644
--- a/cmp.c
+++ b/cmp.c
@@ -138,7 +138,7 @@ mpfr_cmp2(b, c)
   count_leading_zeros(u, cc);
   k += u; 
 
-  if (cc != (1<<(mp_bits_per_limb-u-1))) return k;
+  if (cc != ((mp_limb_t)1<<(mp_bits_per_limb-u-1))) return k;
 
   /* now cc is an exact power of two */
   if (cc != 1)