[QScintilla] [Bug] Assertion `val >= 0' failed by QsciLexerCPP

[Yuya Nishihara]

On Mon, 13 Aug 2012 16:47:39 +0100, Phil Thompson wrote:
> On Mon, 13 Aug 2012 19:25:27 +0900, Yuya Nishihara <yuya at tcha.org> wrote:
> > Hi,
> > 
> > I encountered crash if QsciLexerCPP is applied for "#if \xb5" line.
> > I made a minimal repro code (see attached). Both C++ and Python versions
> > do the same thing.
> > 
> > Environment:
> > Debian GNU/Linux (sid)
> > Kernel 3.2.0-3-amd64 #1 SMP Mon Jul 23 02:45:17 UTC 2012 x86_64
> GNU/Linux
> > 
> > libqt4-core       4:4.8.2-2+b1
> > libqscintilla2-8  2.6.1-5+b1
> > 
> > Backtrace:
> > qsci-cpplexer-crash: ../lexlib/CharacterSet.h:62: bool
> > CharacterSet::Contains(int) const: Assertion `val >= 0' failed.
> 
> It's the assert() itself which is wrong - just delete it. Fixed in
> tonight's snapshot.

Hi Phil,

This assert(val >= 0) still exists in QScintilla 2.7.

I've received a bug report about it, and thankfully he can provide a
file to reproduce:
https://bitbucket.org/tortoisehg/thg/issue/2433/#comment-3269076

Regards,