(1:1):2 crashes Scilab (regression)
Reported by Stéphane MOTTELET (@mottelet)
HOW TO REPRODUCE THE BUG:
-------------------------
Scilab branch-6.0 (Jun 12 2018, 18:34:29)
--> (1:1):2
A fatal error has been detected by Scilab.
Please check your user-defined functions (or external module ones) should they appear in the stack trace.
Otherwise you can report a bug on http://bugzilla.scilab.org/ with:
* a sample code which reproduces the issue
* the result of [a, b] = getdebuginfo()
* the following information:
[macmottelet-cr-0:54077] Signal: Bus error: 10 (10)
[macmottelet-cr-0:54077] Signal code: (2)
[macmottelet-cr-0:54077] Failing at address: 0x10d6a10e0
Call stack:
1: ? ? (?)
2: 0xff778 <_ZN3ast11ExecVisitor5visitERKNS_7ListExpE> (/Users/mottelet/git/scilab_6.0/scilab/modules/ast/.libs/libsciast.6.dylib)
3: 0x15d2f1 <_ZNK3ast7ListExp6acceptERNS_10GenVisitorINS_10const_kindEEE> (/Users/mottelet/git/scilab_6.0/scilab/modules/ast/.libs/libsciast.6.dylib)
4: 0x26208 <_ZN3ast11RunVisitorTINS_11ExecVisitorEE12visitprivateERKNS_6SeqExpE> (/Users/mottelet/git/scilab_6.0/scilab/modules/ast/.libs/libsciast.6.dylib)
5: 0xff688 <_ZN3ast11ExecVisitor5visitERKNS_6SeqExpE> (/Users/mottelet/git/scilab_6.0/scilab/modules/ast/.libs/libsciast.6.dylib)
6: 0x14ed31 <_ZNK3ast6SeqExp6acceptERNS_10GenVisitorINS_10const_kindEEE> (/Users/mottelet/git/scilab_6.0/scilab/modules/ast/.libs/libsciast.6.dylib)
7: 0x2161f6 <_ZN12StaticRunner6launchEv> (/Users/mottelet/git/scilab_6.0/scilab/modules/.libs/libscilab-cli.6.dylib)
8: 0x203c78 <_ZL15interactiveMainP16ScilabEngineInfo> (/Users/mottelet/git/scilab_6.0/scilab/modules/.libs/libscilab-cli.6.dylib)
9: 0x2039f4 <RunScilabEngine> (/Users/mottelet/git/scilab_6.0/scilab/modules/.libs/libscilab-cli.6.dylib)
10: 0x1d18 <main> (/Users/mottelet/git/scilab_6.0/scilab/.libs/scilab-cli-bin)
11: 0x1015 <start> (/usr/lib/system/libdyld.dylib)
12: ? ? (?)
End of stack
OTHER INFORMATION:
------------------
Scilab 5.5.2 :
-->(1:2):2
!--error 204
':' : Type erroné de l'argument n°1 : Un scalaire attendu.
See also bug #15541