[Octave-bug-tracker] [bug #51143] Overflow result with mixed precision types

[Marco Caliari]

URL:
  <http://savannah.gnu.org/bugs/?51143>

                 Summary: Overflow result with mixed precision types
                 Project: GNU Octave
            Submitted by: caliari
            Submitted on: Tue 30 May 2017 12:54:15 PM UTC
                Category: None
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: GNU/Linux

    _______________________________________________________

Details:

The following


exp (100) * single (1e-20)


gives Inf, even if the final result is smaller then realmax ('single'). It
seems that exp (100) is converted to single before the multiplication with
1e-20.




    _______________________________________________________

Reply to this item at:

  <http://savannah.gnu.org/bugs/?51143>

_______________________________________________
  Message sent via/by Savannah
  http://savannah.gnu.org/