[Octave-bug-tracker] [bug #58602] Octave hangup when multiplying large matrices

[Stephan Jaeckel]

URL:
  <https://savannah.gnu.org/bugs/?58602>

                 Summary: Octave hangup when multiplying large matrices
                 Project: GNU Octave
            Submitted by: stephan8282
            Submitted on: Wed 17 Jun 2020 10:32:14 AM UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: None
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
                 Release: 5.2.0
         Discussion Lock: Any
        Operating System: GNU/Linux

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Details:

Octave 5.2 on Ubuntu 20.04 hangs when multiplying large matrices. Need to kill
Ocateve (no response, no error message). The following code causes the error:


C = rand(29128,3); 
R = [1,0,0;0,0,-1;0,1,0]; 
C = C*R;


Smaller sized of C (e.g. with 29127 rows or less) work fine.




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