Fix issue #742 (#1650)

It is a workaround fix. The problem comes from the inaccuracy of the double rounding. JerryScript-DCO-1.0-Signed-off-by: Robert Sipka rsipka.uszeged@partner.samsung.com
2017-03-16 08:59:48 +01:00
parent 202a88bbeb
commit 818c9cd0b0
2 changed files with 13 additions and 2 deletions
@@ -253,10 +253,15 @@ ecma_builtin_number_prototype_object_to_string (ecma_value_t this_arg, /**< this
        scale = -scale;
      }

-      int buff_size;
+      int buff_size = 1;
      if (is_scale_negative)
      {
-        buff_size = (int) floor (log (this_arg_number) / log (radix)) + 1;
+        double counter = this_arg_number;
+        while (counter > radix)
+        {
+          counter /= radix;
+          buff_size++;
+        }
      }
      else
      {