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[Octave-bug-tracker] [bug #35835] Crash on error with pchip
From: |
Nir Krakauer |
Subject: |
[Octave-bug-tracker] [bug #35835] Crash on error with pchip |
Date: |
Wed, 14 Mar 2012 15:17:59 +0000 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3 |
URL:
<http://savannah.gnu.org/bugs/?35835>
Summary: Crash on error with pchip
Project: GNU Octave
Submitted by: nir_krakauer
Submitted on: Wed 14 Mar 2012 03:17:58 PM GMT
Category: None
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: Crash
Status: None
Assigned to: None
Originator Name: Nir Krakauer
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: 3.6.1
Operating System: GNU/Linux
_______________________________________________________
Details:
Calling pchip with scalar input leads to segmentation fault:
> pchip(1, 2, 3)
***MESSAGE FROM ROUTINE DPCHIM IN LIBRARY SLATEC.
***POTENTIALLY RECOVERABLE ERROR, PROG ABORTED, TRACEBACK REQUESTED
* NUMBER OF DATA POINTS LESS THAN TWO
* ERROR NUMBER = -1
*
***END OF MESSAGE
***JOB ABORT DUE TO UNRECOVERED ERROR.
0 ERROR MESSAGE SUMMARY
LIBRARY SUBROUTINE MESSAGE START NERR LEVEL COUNT
SLATEC DPCHIM NUMBER OF DATA POINT -1 1 1
Segmentation fault
interp1 with the same inputs returns an error message, which is a better
outcome:
> interp1(1, 2, 3, 'pchip')
error: interp1: table too short
error: called from:
error: /usr/share/octave/3.6.1/m/general/interp1.m at line 162, column 5
_______________________________________________________
Reply to this item at:
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- [Octave-bug-tracker] [bug #35835] Crash on error with pchip,
Nir Krakauer <=