kile crashed with SIGSEGV in QChar::unicode()

[asala]

On close, Ubuntu reported this crash and, as it's a development version, I report it just in case it's of any use... I don't recall what I was doing and for the moment being it seems not repeating. Low priority, thus, I guess...

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: kile 4:2.9.91-4
ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
Uname: Linux 4.15.0-13-generic x86_64
ApportVersion: 2.20.9-0ubuntu4
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Fri Apr 13 17:46:57 2018
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/kile
InstallationDate: Installed on 2014-05-05 (1439 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcCmdline: kile /home/username/Dropbox/Docencia/MaterialesVideosDocentes/IncertCoprima/GMcFloopshap.tex
ProcEnviron:
 XDG_RUNTIME_DIR=<set>
 SHELL=/bin/bash
 PATH=(custom, user)
 LANG=es_ES.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f90bd9e9189: movzwl (%rsi),%edx
 PC (0x7f90bd9e9189) ok
 source "(%rsi)" (0xabc91ec45d20) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: kile
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 operator<(QString const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kile.so
 ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kile.so
 ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kile.so
Title: kile crashed with SIGSEGV in operator<()
UpgradeStatus: Upgraded to bionic on 2018-03-22 (21 days ago)
UserGroups: audio cdrom fuse lpadmin netdev plugdev sambashare video

[Apport retracing service (apport)]

StacktraceTop:
 QChar::unicode (this=0xabc91ec45d20) at ../../include/QtCore/../../src/corelib/tools/qchar.h:426
 <lambda(int)>::operator() (i=0, __closure=<synthetic pointer>) at tools/qstring.cpp:489
 (anonymous namespace)::UnrollTailLoop<7>::exec<int, ucstrncmp(const QChar*, const QChar*, int)::<lambda(int)>, ucstrncmp(const QChar*, const QChar*, int)::<lambda(int)> > (returnIfExited=0, i=0, returnIfFailed=..., loopCheck=..., count=6) at tools/qstring.cpp:182
 ucstrncmp (a=0xabc91ec45d20, b=<optimized out>, l=l@entry=6) at tools/qstring.cpp:492
 ucstrcmp (blen=6, b=<optimized out>, alen=21988, a=<optimized out>) at tools/qstring.cpp:665