[src/get_d64.c] improve comment

[src/get_d128.c] likewise


git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@12838 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 4 insertions, 3 deletions

diff --git a/src/get_d128.c b/src/get_d128.c
index cdd7b32f4..63763809d 100644
--- a/src/get_d128.c
+++ b/src/get_d128.c
@@ -378,9 +378,10 @@ mpfr_get_decimal128 (mpfr_srcptr src, mpfr_rnd_t rnd_mode)
     }
   else
     {
-      /* We need to store the sign (1), the significand (34), the exponent
-         part (6), and the terminating null character, thus we need at least
-         42 characters in s. */
+      /* we need to store the sign (1 character), the significand (at most 34
+         characters), the exponent part (at most 6 characters for "E-6176"),
+         and the terminating null character, thus we need at least 42
+         characters in s. */
       char s[42];
       mpfr_get_str (s, &e, 10, 34, src, rnd_mode);
       /* the smallest normal number is 1.000...000E-6143,