> >Abdelrazak Younes wrote: >> And I cannot make gdb to produce a backtrace... lyx occupying 100% cpu >> and the only way to kill it is with 'kill -9'. >> >> I tested 1.6.1 compiled against Q4.4 but running against Qt4.5 and >> 1.6.2svn compiled against Qt4.5. > >And with trunk too... > >Abdel.
Confirmed. 1. New document, 2. Document->Settings->Preamble 3. Type "L\" 4. Any character inserted now causes LyX to freeze with 100% cpu. Somewhere in LateXHighlighter::highlightBlock() Vincent #0 0x00000031c0abc4a1 in operator new () from /usr/lib64/libstdc++.so.6 #1 0x00002aaaab656578 in QRegExp (this=0x7fff71ae0dc0, r...@0xd3a720) at tools/qregexp.cpp:3412 #2 0x00002aaaab65aa31 in QString::indexOf (this=0x7fff71ae0f10, rx=Variable "rx" is not available. ) at tools/qstring.cpp:2764 #3 0x000000000081019e in lyx::frontend::LaTeXHighlighter::highlightBlock () #4 0x00002aaaaaf18b7d in QSyntaxHighlighterPrivate::reformatBlock (this=0x12a76c0, blo...@0x7fff71ae0f80) at text/qsyntaxhighlighter.cpp:192 #5 0x00002aaaaaf18d26 in QSyntaxHighlighterPrivate::_q_reformatBlocks (this=0x12a76c0, from=Variable "from" is not available. ) at text/qsyntaxhighlighter.cpp:172 #6 0x00002aaaaaf18f5e in QSyntaxHighlighter::qt_metacall (this=0x12a7660, _c=QMetaObject::InvokeMetaMethod, _id=-2, _a=0x7fff71ae10e0) at .moc/release-shared/moc_qsyntaxhighlighter.cpp:72 #7 0x00002aaaab712f61 in QMetaObject::activate (sender=0x12a3d30, from_signal_index=Variable "from_signal_index" is not available. ) at kernel/qobject.cpp:3060 #8 0x00002aaaab29566a in QTextDocument::contentsChange (this=Variable "this" is not available. ) at .moc/release-shared/moc_qtextdocument.cpp:181 #9 0x00002aaaaaeddc79 in QTextDocumentPrivate::endEditBlock (this=0x12a3d50) at text/qtextdocument_p.cpp:1098 #10 0x00002aaaaaf0784e in QTextCursor::insertText (this=0x12a3c50, te...@0x7fff71ae1260, _format=Variable "_format" is not available. ) at text/qtextcursor.cpp:1333 #11 0x00002aaaaaf07aff in QTextCursor::insertText (this=0x12a3c50, te...@0x7fff71ae1260) at text/qtextcursor.cpp:1272 #12 0x00002aaaaaeac49f in QTextControlPrivate::keyPressEvent (this=0x12a3bc0, e=0x7fff71ae1eb0) at text/qtextcontrol.cpp:1256 #13 0x00002aaaaaeaf936 in QTextControl::processEvent (this=0x12a3ba0, e=0x7fff71ae1eb0, matr...@0x7fff71ae15b0, contextWidget=0x12a1ec0) at text/qtextcontrol.cpp:904 #14 0x00002aaaaaea3f6b in QTextControl::processEvent (this=0x12a3ba0, e=0x7fff71ae1eb0, coordinateoffs...@0x7fff71ae1620, contextWidget=0x12a1ec0) at text/qtextcontrol.cpp:866