Take into account Inf, Nans ; clear the flags of the return variable

in most function calls.


git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@851 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 1 insertions, 0 deletions

diff --git a/log2.c b/log2.c
index f4670d99e..a02484703 100644
--- a/log2.c
+++ b/log2.c
@@ -135,6 +135,7 @@ mpfr_const_log2(x, rnd_mode) mpfr_ptr x; mp_rnd_t rnd_mode;
   int N, oldN, k, precx; mpz_t s, t, u;
 
   precx = MPFR_PREC(x);
+  MPFR_CLEAR_FLAGS(x); 
 
   /* has stored value enough precision ? */
   if (precx <= __mpfr_const_log2_prec) {