added 'to do' for NaN/Inf flags

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@893 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 6 insertions, 3 deletions

diff --git a/zeta.c b/zeta.c
index 2cfb3a93e..c156b29e0 100644
--- a/zeta.c
+++ b/zeta.c
@@ -28,16 +28,19 @@ MA 02111-1307, USA. */
 
 int
 #if __STDC__
-mpfr_zeta(mpfr_ptr result, mpfr_srcptr op, mp_rnd_t rnd_mode)
+mpfr_zeta (mpfr_ptr result, mpfr_srcptr op, mp_rnd_t rnd_mode)
 #else
-mpfr_zeta(result, op, rnd_mode)
+mpfr_zeta (result, op, rnd_mode)
      mpfr_ptr result;
      mpfr_srcptr op;
      mp_rnd_t rnd_mode;
 #endif
 {
   mpfr_t s,s2,x,y,u,b,v,nn,z,z2; 
-  int i,n,succes; 
+  int i, n, succes;
+
+  /* to do: check whether op is NaN or infinity,
+     and clear NaN/Inf flags of result */
 
   /* first version */
   if (mpfr_get_d(op) != 2.0 || rnd_mode != GMP_RNDN