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Fix bug #6678: Crash when undoing backspace inside math-macro
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34370 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -296,7 +296,8 @@ void Undo::Private::doRecordUndo(UndoKind kind,
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// fill in the real data to be saved
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if (cell.inMathed()) {
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// simply use the whole cell
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undo.array = new MathData(cell.cell());
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MathData & ar = cell.cell();
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undo.array = new MathData(ar.buffer(), ar.begin(), ar.end());
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} else {
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// some more effort needed here as 'the whole cell' of the
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// main Text _is_ the whole document.
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@ -401,7 +401,9 @@ void MathData::updateMacros(Cursor * cur, MacroContext const & mc)
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if (!macroInset || macroInset->name_.empty()
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|| macroInset->name_[0] == '^'
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|| macroInset->name_[0] == '_'
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|| macroInset->name() == edited_name)
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|| (macroInset->name() == edited_name
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&& macroInset->displayMode() ==
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MathMacro::DISPLAY_UNFOLDED))
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continue;
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// get macro
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