chebfun gives Illegal instruction: 4

[dominic]

I am trying to use chebfun (http://www.chebfun.org). I have 

GNU Octave, version 5.1.0 
Copyright (C) 2019 John W. Eaton and others. 
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Octave was configured for "x86_64-apple-darwin17.7.0". 

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octave:1> x = chebfun('x'); 
Illegal instruction: 4 

Here's a bit more information: 

Process:               octave-gui [85121] 
Path:                  /usr/local/Cellar/octave/5.1.0_4/libexec/octave/5.1.0/exec/x86_64-apple-darwin17.7.0/octave-gui 
Identifier:            octave-gui 
Version:               0 
Code Type:             X86-64 (Native) 
Parent Process:        bash [528] 
Responsible:           octave-gui [85121] 
User ID:               501 

Date/Time:             2019-05-18 09:59:18.450 +0100 
OS Version:            Mac OS X 10.13.2 (17C88) 
Report Version:        12 
Bridge OS Version:     3.0 (14Y661) 
Anonymous UUID:        AF192181-CF73-67FF-365C-5F82B37F98B9 

Sleep/Wake UUID:       EC474B27-7272-4B77-99EE-428BBBEC2525 

Time Awake Since Boot: 320000 seconds 
Time Since Wake:       1900 seconds 

System Integrity Protection: enabled 

Crashed Thread:        0  Dispatch queue: com.apple.main-thread 

Exception Type:        EXC_CRASH (SIGILL) 
Exception Codes:       0x0000000000000000, 0x0000000000000000 
Exception Note:        EXC_CORPSE_NOTIFY 

Termination Signal:    Illegal instruction: 4 
Termination Reason:    Namespace SIGNAL, Code 0x4 
Terminating Process:   octave-gui [85121]

 

Dominic Steinitz

address@hidden

http://idontgetoutmuch.org

Twitter: @idontgetoutmuch