No, I get stack errors, not crashes. On Mon, 2020-01-20 at 12:36 +1100, Ben Gorte wrote: > Thanks Julian. And if you type > F =: F > followed by > F 0 > do you get a stack error, or does it crash? > > > > On Mon, 20 Jan 2020 at 12:01, Julian Fondren < > [email protected]> > wrote: > > > I get this from JVERSION from JQt, under Linux: > > > > JVERSION > > Engine: j901/j64avx2/linux > > Release-c: commercial/2020-01-11T10:41:20 > > Library: 9.01.20 > > Qt IDE: 1.8.5/5.5.1 > > Platform: Linux 64 > > Installer: J901 install > > > > On Mon, 2020-01-20 at 10:50 +1100, Ben Gorte wrote: > > > ... at my Windows computer at work the problem (of jqt crashing > > > instead of > > > issueing stack error) does not occur: > > > > > > JVERSION > > > > > > Engine: j901/j64avx2/windows > > > > > > Release-c: commercial/2020-01-11T13:29:14 > > > > > > Library: 9.01.20 > > > > > > Qt IDE: 1.8.3/5.12.3 > > > > > > Platform: Win 64 > > > > > > Installer: J901 install > > > > > > InstallPath: c:/users/z3524452/j901 > > > > > > Contact: www.jsoftware.com > > > > > > F =: F > > > > > > F 8 > > > > > > > stack error: F > > > > F 8 > > > > > > It looks like the QT libs in linux are much older: > > > > > > JVERSION > > > Engine: j901/j64avx2/linux > > > Release-c: commercial/2020-01-11T10:41:20 > > > Library: 9.01.20 > > > Qt IDE: 1.8.1/5.5.1 > > > Platform: Linux 64 > > > Installer: J901 install > > > InstallPath: /home/ben/j901 > > > Contact: www.jsoftware.com > > > > > > > > > Could that be causing the problem? > > > > > > > > > Thanks, > > > > > > Ben > > > > > > > > > > > > On Sun, 19 Jan 2020 at 10:15, Ben Gorte <[email protected]> wrote: > > > > > > > Dear J, > > > > > > > > A recursive verb that does not stop calling itself will > > > > eventually > > > > cause a > > > > stack error. > > > > > > > > F =: 3 : 'if. y=0 do. 999 else. F y-1 end.' > > > > F 10 > > > > 999 > > > > F _10 > > > > > stack error: F > > > > > F y-1 > > > > > > > > The above is from jconsole. The surprise is: when I try this in > > > > jqt, it > > > > crashes - unfortunately also with less trivial examples. > > > > > > > > I'm using the latest J and upgraded all packages, including Qt > > > > ide. > > > > > > > > JVERSION > > > > Engine: j901/j64avx2/linux > > > > Release-c: commercial/2020-01-11T10:41:20 > > > > Library: 9.01.20 > > > > Platform: Linux 64 > > > > Installer: J901 install > > > > InstallPath: /home/ben/j901 > > > > Contact: www.jsoftware.com > > > > > > > > Greetings, > > > > Ben > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------- > > > ---- > > > --- > > > For information about J forums see > > > http://www.jsoftware.com/forums.htm > > > > ----------------------------------------------------------------- > > ----- > > For information about J forums see > > http://www.jsoftware.com/forums.htm > > > ------------------------------------------------------------------- > --- > For information about J forums see > http://www.jsoftware.com/forums.htm
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